Answer: Coal mining increases the amount of soil washed away when it rains.
Explanation: Coal mining can have significant negative impacts on the environment. One of the primary impacts is the disturbance of the land and removal of soil and layers of rock to access the coal. This can lead to erosion and soil degradation, and can increase the amount of soil washed away during rain events. Coal mining can also lead to water pollution as contaminants from the mining process can leach into nearby waterways, impacting aquatic ecosystems and making the water unsafe for human consumption. In addition, coal mining can contribute to air pollution through the release of particulate matter and greenhouse gases during the mining and burning of coal. Overall, coal mining can have wide-ranging and long-lasting environmental impacts.
Geologists sometimes find a type of igneous rock known as porphyry, which contains both large and small crystals. Which is the best explanation for the formation of this rock?
a) The rock experienced a two-stage cooling process, with initial slow cooling at depth followed by rapid cooling at the surface.
b) The rock experienced a two-stage cooling process, with initial rapid cooling at depth followed by slow cooling at the surface.
c) The rock experienced a two-stage cooling process, with initial rapid cooling near the surface followed by slow cooling at depth.
d) The rock experienced a two-stage cooling process, with initial slow cooling near the surface followed by rapid cooling at depth.
Porphyry is a type of igneous rock that contains both large and small crystals. It's formed by d) The rock experienced a two-stage cooling process, with slow cooling near the surface followed by rapid cooling at depth.
Porphyry is a type of igneous rock that forms when magma cools slowly near the surface and then rapidly at depth. The slow cooling near the surface allows for large crystals to form, while the rapid cooling at depth results in small crystals. The slow cooling near the surface occurs when magma is relatively close to the Earth’s surface.
This allows for large crystals to form due to the extended time period for cooling and crystallization. On the other hand, when magma cools at greater depths, it cools rapidly, resulting in small crystals. The presence of large and small crystals in porphyry is a direct result of the two-stage cooling process.
This two-stage cooling process explains why porphyry contains both large and small crystals. Therefore the correct option is d).
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if you were watching a weather report on the news and saw a blue line with triangles approaching a red line with semi-circles, what type of weather would you expect to see when the two frontal boundaries converge in the midwestern region of the united states?
The blue line with triangles and the red line with semi-circles are symbols used to represent cold and warm fronts, respectively. When these two frontal boundaries converge in the midwestern region of the United States, you can expect to see a period of tumultuous weather.
When a cold front and a warm front collide, the warm air is forced to rise and the cold air is forced to sink. This can cause thunderstorms, hail, high winds, and heavy precipitation. The cold air can also bring an abrupt drop in temperature, making conditions feel colder than normal.
The weather can also be unpredictable when the two fronts collide. Depending on the air pressure, wind direction, and location of the convergence, the weather can drastically change within a short period of time.
The timing of the collision of the two fronts is also important. If the collision occurs during the day, the sun can cause the cold air to be pushed up and warm air to be pushed down. This can lead to instability in the atmosphere, which can cause the formation of thunderstorms.
Overall, the convergence of a cold and warm front in the midwestern region of the United States can cause a wide range of weather, including thunderstorms, hail, high winds, and heavy precipitation. Be sure to stay alert and be prepared for rapidly changing weather conditions when this occurs.
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what is the dominant factor in the location of the population settlements in north africa and southwest asia?
The dominant factor in the location of population settlements in North Africa and Southwest Asia is the availability of resources.
These regions are characterized by harsh climates and thirsty geographies, limiting the vacuity of pastoralist land and fresh water. People have settled near gutters, oases and littoral areas as these offer access to water and land suitable for husbandry. In some areas, similar as the Middle East,
oil painting reserves have been a major factor in the position of agreements, as they give an profitable source of income. In other areas, similar as the Maghreb, mortal agreements have been established in areas with a more temperate climate, allowing for further varied foliage and a more different range of resources.
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fill in the blank question. special rocks found in antarctica are dated with isotopes to give an average age of earth of 4.55 billion years. we can use these dark-colored
Dark-colored rocks found in Antarctica are an important source of information about the age of the Earth. These rocks are dated using isotope techniques to determine their age, which can provide an average age of Earth of 4.55 billion years.
The isotopic dating process involves measuring the relative concentrations of different isotopes in the rocks, which can tell us how long ago they were formed. The process is useful because the relative concentrations of different isotopes remain relatively constant over time, which allows us to accurately measure the age of the rocks.
The data obtained from the rocks helps to provide a more accurate age of the Earth and confirms the scientific theory that the Earth is 4.55 billion years old. Thus, these dark-colored rocks found in Antarctica provide important evidence for the age of the Earth.
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Explain why the Middle East is so compact in regards to population
The Middle East is a region with a long history of human settlement, which has led to the development of complex societies and cultures.
What is the region home to?The region is home to some of the world's earliest civilizations and has been a center of trade and commerce for thousands of years. In addition, the Middle East has a strategic location, linking Asia, Europe, and Africa, which has facilitated the movement of people, goods, and ideas.
The region's arid and semi-arid climate has also limited the availability of water and arable land, leading to concentrated populations in areas with more favorable environmental conditions.
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according to the multiple nuclei model, an airport is likely to attract nearbyhotels and warehousesretail and wholesale shopsresidences and highwaysuniversities and colleges
According to the multiple nuclei model, an airport is likely to attract nearby residences and highways.
Multiple Nuclei Model, created by C.D. Harris and E.L. Ullman, is a geographic theory that acknowledges the presence of numerous nodes in a city, each having its own unique features.
Each node serves as the nucleus of the city's growth and development. Multiple nuclei model According to the multiple nuclei model, an airport is likely to attract nearby residences and highways, as it is a significant component of the city's economic development.
Since the airport is critical for business growth and creates job opportunities, people prefer to settle near the airport. This leads to the construction of new residential areas and highways near the airport, which facilitates travel to and from the airport.
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if you were to visit the grand canyon and hike rim to rim during the summer, the weather would likely be hot and dry with clear, sunny skies. which air mass brings this type of weather to the southwestern region of the united states?
The air mass that brings hot and dry weather to the southwestern region of the United States during the summer is called a continental tropical air mass (CTA). This type of air mass originates in the tropics and is characterized by hot, dry air and clear, sunny skies.
The CTA is formed when the hot, dry air from the tropics encounters a high-pressure system over the southwestern US. This causes the air to become even hotter and drier, resulting in clear, sunny skies and hot, dry weather.
This type of air mass is common in the southwestern region of the United States in the summertime. It is also common in other areas of the world with similar climates, such as the Mediterranean. In the US, the CTA is the primary source of heat during the summer months.
It brings hot and dry weather to the southwestern US, which is often exacerbated by the urban heat island effect.
The CTA is important to understand because it has significant implications for the weather patterns in the southwestern US. During the summer, the CTA can cause temperatures to rise and remain hot and dry for prolonged periods of time, leading to an increased risk of drought.
In addition, the CTA can bring dangerous weather patterns, such as dust storms and thunderstorms, to the region.
Understanding the CTA can help people prepare for the hot and dry weather in the southwestern US during the summer months. Knowing the characteristics of this air mass and how it can affect the weather can help people stay safe and prepare for extreme weather events.
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Which is NOT true of the Anthropocene
A. Describes a period in Earths's history when forces of human activity have begun to exceed those of wild nature
B. It is the term in Anthropology referring to the first humans to walk on land
C. Is evidenced by the effects of plowing, tilling, littering, and disturbing soils across the surface of the Earth
D. Is expected to extend long into the future
Option B. It is the term in Anthropology referring to the first humans to walk on land is NOT true of the Anthropocene.
What is Anthropocene?
The term Anthropocene is used to refer to the current geological epoch, characterized by the significant impact of human activity on the Earth's ecosystems and geology. It is thought that human activity has been so extensive and profound that it is changing the planet's natural systems permanently.
The word "Anthropocene" is derived from the Greek word for "human" and "new."
Option A: Describes a period in Earths's history when forces of human activity have begun to exceed those of wild nature is true of the Anthropocene.
Option B: It is the term in Anthropology referring to the first humans to walk on land is NOT true of the Anthropocene.
Option C: Is evidenced by the effects of plowing, tilling, littering, and disturbing soils across the surface of the Earth is true of the Anthropocene.
Option D: Is expected to extend long into the future is true of the Anthropocene.
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select the statements that correctly describe a cause or process of spreading earth's seafloor. A. magma rising from the mantle forms new oceanic crust. B. tidal forces from the moon stretch the seafloor, slowly pulling it apart. C. rising ocean temperatures reduce the density of parts of the oceanic crust, allowing these areas to expand. D. strong ocean currents moving in opposite directions erode and thin areas of the oceanic crust. E. earth's tectonic plates move apart. F. earth's strong magnetic field forces magnetic minerals within the oceanic crust to align and separate.
The statements that correctly describe a cause or process of spreading earth's seafloor are that magma rising from the mantle forms a new oceanic crust and the earth's tectonic plates move apart. The correct options are b and e.
Divergent plate boundaries cause seafloor spreading. Heat in convection currents in the mantle makes the earth's crust more flexible and less dense as tectonic plates progressively migrate apart. Less dense material rises, generating mountains or elevated areas of the seafloor.
Tensional stress generates fractures in the lithosphere when oceanic plates diverge. The driving factor for seafloor spreading ridges was tectonic plate slab movement at subduction zones, instead of magma pressure, however magma activity is common near spreading ridges.
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according to the model in which that active galactic nuclei are powered by supermassive black holes, the energy released as light comes from
Answer:
b
Explanation:
which process is represented by the diagram shown? Germination, fertilization, mitotic cell division, meiotic cell division
Meiotic cell division is the process by which a cell divides in two, resulting in four haploid cells, each with half the genetic material of the original. During meiosis, cells undergo recombination and exchange genetic material, resulting in genetically distinct offspring.
Complete the description of convergent evolution Match the terms in the left column to the appropriate blanks on the right. Terms can be used once, more than once, or not at all. Reset Help analogous features in distantly Convergent evolution is the evolution of lineages. It occurs when related organisms obtain a needs. Such resemblance is said to be that appeared convergently do not have a trait due to Therefore, species with traits dependent closely shared tralt common ancestor Independent different + similar homologous
Convergent evolution is the process of evolution in which unrelated or distantly related organisms evolve similar traits. This happens as a result of similar environmental pressures, causing the organisms to develop analogous features in order to survive.
Such resemblance is said to be homologous and is independent of any shared ancestry. Traits that appear convergently do not have a closely shared common ancestor, but are instead the result of similar needs resulting in similar traits being formed in different species.
Therefore, species with traits dependent on similar environmental pressures can develop similar characteristics, even if they are distantly related. This process helps to explain why similar features can be seen in distantly related species and helps to recognize the importance of environment over ancestry in the formation of traits.
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what is the deepest inland body of water in the world?
Answer:
Caspian Sea
Explanation:
Fill in the table with the terms that best describe these landforms plains and Plateaus
Plateaus and Plains are the two landforms, Low-lying, level terrain is known as a plain. A plateau is a level area that is significantly elevated above the surrounding terrain.
Many different landforms can be produced by endogenic and exogenic forces. A landform is an element of the Earth's solid surface that occurs naturally. Mountains, plateaus, and plains are a few examples.
PlateausAn elevated area with mostly level land on top is referred to as a plateau. It has a sizable top area and a steep incline on its sides. They are also referred to as tablelands or high plains. About 18% of the earth's land surface is made up of plateaus.
PlainsThe most significant landforms on the surface of the earth are plains. The definition of a plain is simply a low-lying, comparatively flat land surface with a very gentle slope and little local relief. The plains cover roughly 55% of the earth's land area. Most of the plain have been formed by deposition of sediments brought down by rivers. Besides rivers, some plains have also been formed by the action of the wind, moving ice and other tectonic activities.
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The taiga biome has long, cold, dry winters and cool, wet summers. In three to four sentences, describe how the plants and animals would be impacted by a warm and dry summer and how they might survive. Support your answer with the abiotic factors in the biome.
A warm and dry summer would make it harder for most animals to survive since fewer plants would grow. When the temperatures drop, some animals will hibernate so that they don't starve due to the lack of plants. Other animals have thick hair to fight cold and can dig well to hunt hibernating animals like how foxes dig for rodents under the snow.
what affects climate how climate affects living organisms how does weather change in different areas
The climate is influenced by temperature, where climate change will affect changes in the habitat of living things, and changes in the weather depending on the geographical location of an area.
The climate is affected by several factors, some of which are natural and others of which are human-made. Changes in solar radiation, Earth's orbit, and volcanic activity all contribute to the Earth's changing climate. Climate change caused by human activities, such as greenhouse gas emissions from burning fossil fuels, is the most significant driver of current climate change.
Climate change has a significant effect on living organisms. It may cause habitat destruction, changes in food chains, and changes in the timing of biological events like flowering and migration. Climate change is a significant contributor to the decline of biodiversity around the world, as well as the spread of infectious diseases like Lyme disease and West Nile virus.
Weather varies greatly depending on the location. It can be influenced by a variety of factors, including altitude, latitude, and proximity to water bodies. For example, coastal regions tend to have milder climates due to the moderating effect of the ocean, while areas farther inland tend to have more extreme temperature fluctuations. Mountainous regions experience rapid temperature changes as the altitude rises. The amount of precipitation also varies greatly depending on the area's climate.
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what happens when a glacier encounters the sea or a lake?
Answer:
Icebergs form
Explanation:
Large blocks of ice collapse off the the front of the glacier and become icebergs.
which natural hazard occurs more often at active plate boundaries?
Answer:
The most often occurrence is volcanos.
Two types of plates, convergent and divergent can create an active volcano site.
Which of the following statements is true?
a) A region does NOT need to be distinguishable from other areas
b) Regions exist only at some scales
c) Financial networks are not functional regions
d) A region has to be a continuous area
The statement that is true is b) Regions exist only at some scales.
What are regions ?Regions are spatial areas that share common characteristics, whether it be cultural, economic, or physical. However, the definition and boundaries of a region can vary depending on the scale of analysis.
For example, a city can be considered a region at the local scale, but when viewed from a national or global perspective, it may be just a small part of a larger region, such as a state or country. A region typically needs to be distinguishable from other areas to be meaningful and useful in analysis and decision-making.
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which description of the earth's magnetic field is most accurate for a person living in champaign-urbana?
The magnetic field of the earth is measured using magnetic poles that are located at the earth's North and South Poles. The magnetic field of the earth is generated by the earth's molten core.
There are a few different ways in which the earth's magnetic field is measured. One of the most common ways is by using a magnetic field strength meter.
For a person living in Champaign-Urbana, the earth's magnetic field would be described as being generally weak. This is because Champaign-Urbana is located relatively close to the earth's equator.
As a result, the magnetic field is not as strong in this region as it is in regions closer to the earth's poles.
In general, the earth's magnetic field is weaker near the equator than it is near the poles. This is because the magnetic field lines are more spread out at the equator, and the magnetic field is less concentrated.
In contrast, near the poles, the magnetic field lines are more tightly packed together, and the magnetic field is more concentrated.
It is important to note that the strength of the earth's magnetic field can also be affected by a number of different factors, such as solar activity and changes in the earth's magnetic field itself.
As a result, the strength of the earth's magnetic field can vary somewhat over time.
In summary, the earth's magnetic field is generally weaker near the equator, which means that a person living in Champaign-Urbana would experience a relatively weak magnetic field.
However, the strength of the earth's magnetic field can also vary over time due to a number of different factors.
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Which of the following are true of western boundary currents?
Choose all that apply.
deep, as compared to eastern boundary currents
they flow along the more gradual slope of the hill of water
wide, as compared to eastern boundary currents
weak, as compared to eastern boundary currents
fast, as compared to eastern boundary currents
Western boundary currents are deep, fast and wide as compared to eastern boundary currents.
What are western boundary currents?
Western boundary currents are swift, narrow currents that flow along the western edge of ocean basins. They move warm water from the equator toward the poles, much like the Gulf Stream. They flow along the edge of the western continental shelves and are strongly influenced by the continental topography.
Western boundary currents are deep, as compared to eastern boundary currents.Western boundary currents flow along the more gradual slope of the hill of water.Western boundary currents are wide, as compared to eastern boundary currents.Western boundary currents are fast, as compared to eastern boundary currents.
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Maine, Nevada, and North Dakota do not have large populations. What are some reasons for such small populations
Answer:
Explanation:
I have been to Maine several times. There are two issues about living there.They have hard winters, most of the time. Do not live there if you cannot deal with a long, hard winter. Its good if you can stay inside and write, like Stephen King.
another thing is job diversity because they rely on Lumber, fishing and other natural resources
the polar cell is formed by air sinking at the and rising at mid-latitudes.
The given statement that "the polar cell is formed by air sinking at poles the and rising at mid-latitudes" is false.
The polar cell is defined as a system of atmospheric circulation which is characterized by air rising at 60° to 70° latitude and sinking at the poles. This sinking air creates a high-pressure zones at the poles, it is because in the polar regions tend to be dry and cold. The air that sinks at the poles moves towards the equator, where it is deflected by the coriolis effect and becomes the prevailing westerlies. The rising air at the 60° to 70° latitude creates a low-pressure zone, which is why this region tends to be stormy and wet.
Therefore, the polar cell is formed by air sinking at the poles and rising at 60° to 70° latitude, not the other way around.
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The complete question is :
"The polar cell is formed by air sinking at the poles and rising at mid-latitudes. " The statement is true or false ?
what land extends from central mexico to costa rica?
The land that extends from central Mexico to Costa Rica is called the Mesoamerican region.
The Mesoamerican region is a cultural and geographical area in the Americas, extending from central Mexico to Costa Rica. This region is known for its rich and diverse cultural history, including the rise and fall of ancient civilizations such as the Maya, Aztec, and Olmec.
According to archeological evidence, the Mesoamerican region is considered to be one of the six cradles of civilization in the world. This region has many natural resources, such as fertile land, forests, and minerals, which made it an attractive area for early civilizations to settle and flourish.
In summary, the land that extends from central Mexico to Costa Rica is called the Mesoamerican region. This region is known for its cultural and geographical significance and was home to ancient civilizations such as the Maya, Aztec, and Olmec.
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changes in agriculture may have contributed to global changes in temperature.
Yes, changes in agriculture have contributed to global changes in temperature.
What is agriculture?Agriculture is the practice of cultivating crops and raising animals for human use and consumption. It involves various activities such as preparing the soil, planting seeds, watering, fertilizing, pest management, and harvesting. Agriculture plays a crucial role in providing food, fiber, and fuel for the world's population. It has been practiced for thousands of years and has undergone significant changes over time, including the use of advanced technologies and scientific methods. Agriculture is essential for economic development and sustainability, and it has the potential to contribute to poverty reduction and food security. However, it also faces challenges such as climate change, land degradation, and water scarcity, which require innovative solutions and sustainable practices to ensure its continued success.
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What is the theory used when examining the stratigraphy in an archaeological excavation?
The theory used to examine the stratigraphy in an archaeological excavation is known as the Law of Superposition. This law states that the deeper an archaeological layer is, the older it is relative to the layers above it.
This is because the newer layers were laid down on top of the older layers, which were already in place. This law is used to help archaeologists date the different layers in an excavation, as well as to identify the relative age of artifacts that are found in the layers.
The Law of Superposition has been an invaluable tool in archaeological excavations, as it has allowed archaeologists to gain a better understanding of the past and how it evolved over time.
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After graduating, you and two of your classmates decide to embark on a sailing voyage. Being novices at long-distance sailing, you and your friends decide to tackle something that appears relatively simple. You decide that a round-trip across the Atlantic, starting in North America, would NOT be a bad idea. You decide to leave from North Carolina, where the old boat you bought is located, and travel across to England, then south from there all the way down to Morocco, then back across the Atlantic. You also decide to prepare by digging up your old ISP 203a notes and a map of ocean currents to help you out....1. How do you plan your route there and back, so that the prevailing ocean currents provide the most help? Which currents are these? Draw them and label them on the map on the last page of this handout.2. You know that currents are driven by winds. What are the two major winds that drive the currents you will use in part 1?Getting across to England is a breeze – you can’t believe how easy the trip was, and how quickly it all went by. Now you are ready to head back. You know the trip home will take longer...You are back at sea, just entering the warmer climates to the south, when disaster strikes. Off the CanaryIslands (on your map), your boat capsizes in a storm. Before she sinks, you have just enough time to grab the emergency kit and jump into the inflatable lifeboat. Whew! But...now what??? The current is flowing westward; try as you might, you can’t make the boat go east as you have no sail. So, you’re off across the Atlantic again, although not exactly as you’d planned. This WILL be educational!
The currents you will use are the Gulf Stream, the North Atlantic Drift, the Canary Current, and the North Equatorial Current. The two major winds that drive the currents you will use are west wind and east wind.
To plan your route there and back, you should take advantage of the prevailing ocean currents. The Gulf Stream is a warm and swift ocean current that moves from the Gulf of Mexico, up along the east coast of North America and across the Atlantic towards Europe.
The North Atlantic Drift is an ocean current that moves in the opposite direction of the Gulf Stream and is a weaker current. The Canary Current is a cool and weak ocean current that flows southwards from the west coast of Europe to northwest Africa. Finally, the North Equatorial Current is a warm ocean current that moves westwards across the Atlantic.
The two major winds that drive the currents you will use are the prevailing westerlies, which move from west to east, and the northeast trades, which move from northeast to southwest.
In your situation, the current is flowing westward and you can't make the boat go east as you have no sail. To get back to North Carolina, you should use the Gulf Stream to your advantage and move south-eastward along the edge of the Gulf Stream towards the North Atlantic Drift. From there, you can use the North Atlantic Drift to get across the Atlantic and back to North Carolina.
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Different types of lava have different viscosities, depending on their composition or temperature, or both. Label the types of tava flows based on their relative viscosities. Nichest Viscosity Intermediate viscosity lava lowest Viscosity lava SUBMIT ANSWER 1 OF 15 QUESTIONS COMPLETED < 02/15 > 71 &tv A What a Geologist Sees The image shows Mount St. Helens two years after its 1980 eruption. Given the shape of the volcano and presence of a lava dome (source of the steam), what is the most likely composition of the associated magma? SUBMIT ANSWER 1 OF 15 QUESTIONS COMPLETED < 08/15 > Choose one: O A. felsic to intermediate O B. no relationship between these features and magma composition O C. mafic O D. ultramafic
The most likely composition of the associated magma is A. felsic to intermediate.
What is magma?Magma is molten rock that is found beneath the Earth's surface. It is composed of several different minerals and materials and is formed when the hot rock found within the Earth's mantle rises and melts. Magma is a liquid mass of molten rock that is made up of intense heat and pressure. Magma is found in the lower parts of the Earth's crust, and it can sometimes reach the surface of the Earth, resulting in volcanic eruptions. The temperature of magma can range from 700°C to 1300°C.
Mount St. Helens experienced a Plinian eruption in 1980, which is typical of magmas with a felsic to intermediate composition. The presence of a lava dome is a sign that the magma is still relatively hot and therefore still has some gas, which is also consistent with a felsic to intermediate composition. Mafic, ultramafic, and other magma compositions do not typically produce Plinian eruptions.
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what makes titan unique among the moons of the solar system?
Answer:
Titan is bigger than Earth's moon, and larger than even the planet Mercury. This mammoth moon is the only moon in the solar system with a dense atmosphere, and it's the only world besides Earth that has standing bodies of liquid, including rivers, lakes and seas, on its surface.
Explanation:
Among our solar system's more than 150 known moons, Titan is the only one with a substantial atmosphere. And of all the places in the solar system, Titan is the only place besides Earth known to have liquids in the form of rivers, lakes and seas on its surface.
precession of the rotation axis of earth is caused by
Precession is caused by the gravitational influence of the Sun and the Moon acting on Earth's equatorial bulge. To a much lesser extent, the planets exert influence as well. The projection onto the sky of Earth's axis of rotation results in two notable points in opposite directions: the north and south celestial poles.
