Scientists can examine from index fossils: B. The age of an strange layer of rock.
The required details for fossil in given paragraph
A fossil is any preserved remains, impression, or hint of any once-dwelling element from a past geological age. Examples include bones, shells, exoskeletons, stone imprints of animals or microbes, gadgets preserved in amber, hair, petrified wood and DNA remnants. The totality of fossils is referred to as the fossil record. Paleontology is the examine of fossils: their age, approach of formation, and evolutionary significance. Specimens are typically considered to be fossils if they are over 10,000 years antique. The oldest fossils are spherical 3.forty eight billion years antique to 4.1 billion years antique.
The commentary inside aspect the 19th century that certain fossils were associated with certain rock strata brought on the recognition of a geological timescale and the relative a while of numerous fossils.
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Scientists can examine from index fossils: B. The age of an strange layer of rock.
The required details for fossil in given paragraph
A fossil is any preserved remains, impression, or hint of any once-dwelling element from a past geological age. Examples include bones, shells, exoskeletons, stone imprints of animals or microbes, gadgets preserved in amber, hair, petrified wood and DNA remnants. The totality of fossils is referred to as the fossil record. Paleontology is the examine of fossils: their age, approach of formation, and evolutionary significance. Specimens are typically considered to be fossils if they are over 10,000 years antique. The oldest fossils are spherical 3.forty eight billion years antique to 4.1 billion years antique.
The commentary inside aspect the 19th century that certain fossils were associated with certain rock strata brought on the recognition of a geological timescale and the relative a while of numerous fossils.
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what is the advantage & compact shape
Answer:
small and centralized. it is easily to manage since the government is close to all portions of the state. the state gets easy access to the coast and the local resources around it.
when the northern hemisphere is tilted toward the sun, how does this affect the length of our day?
Our planet stays quite close to the same distance from the sun throughout the year thanks to the Earth's hardly elliptical orbit. In fact, during the summer in the Northern Hemisphere, Earth is a little further away from the sun.
The hemisphere that is inclined toward the sun, whether it be the Northern or Southern Hemisphere, receives more direct sunlight. Additionally, the hemisphere slanted toward the sun has more daylight hours than the hemisphere tilted away from it. Hence, the daytime increases.
The hemisphere tilted toward the sun receives more solar radiation and experiences greater temperatures as a result of more hours of daylight and direct sunshine. Summer is experienced between the equator and 90°N (the North Pole) latitudes when the Northern Hemisphere is turned toward the sun.
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What is the most important physical environmental factor in intertidal communities?
Answer:
rise and fall of tides
Explanation:
rise and fall of tides
Using complete sentences, compare citizens’ rights in Germany, the United Kingdom, and Russia. WILL GIVE YOU 5 STARS
what is accurate about the land surface today, that you can observe in places such as pennsylvania? group of answer choices sediment is being deposited in most places, but a few places are eroding. sediment is being deposited everywhere, covering the land surface deeper and deeper. sediment is not being deposited anywhere, and it never has been. sediment is being deposited in a few places, but most places are eroding.
Option C. Sediment is not being deposited anywhere, so everywhere is eroding, The bottom of waterfalls, riverbanks, and deltas are frequent places for silt to collect.
Since sediment is not being deposited somewhere, erosion is occurring everywhere. The rest of the lands of Pensylvania are eroding as a result of silt accumulation in some man-made lakes, natural lakes, caves, and marshes. As the ice sculpts the terrain or melts, glaciers may freeze sediment and then dump it elsewhere. Sediment generated and deposited by glaciers is termed moraine. In dust or sandstorms, wind can blow dirt across a plain.
What is accurate about the land surface today, that you can observe in places such as Pennsylvania?
A) Sediment is not being deposited anywhere, and it never has been.
B) Sediment is being deposited in most places, but a few places are eroding.
C) Sediment is not being deposited anywhere, so everywhere is eroding.
D) Sediment is being deposited in a few places, but most places are eroding.
E) Sediment is being deposited everywhere, covering the land surface deeper and deeper
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Create a list of at least 10 pros and cons of removing obsolete oil rigs from the continental shelf
By removing only the upper portion of the structure that is floating on water, oil companies can convert the rigs into reefs instead of removing the oil and gas platforms.
The industry is able to save millions of dollars annually because reefing is less expensive than the entire process of removing rigs.
The Benefits and Drawbacks of Working on an Offshore Oil Rig Excellent Salary Structure...
Con: Long working hours.Pro: Extended Time Off...Con: Extended absence from home.Pro: Education and Training...Con: Factor of Danger...Pro: Insurance for health...Pro: Fantastic Opportunities for PromotionWhat drawbacks does oil drilling have?Offshore oil drilling has the following drawbacks.Exorbitant and Possibly Hazardous: Because it requires sophisticated equipment, offshore oil drilling is expensive. Likewise, it presents critical dangers to laborers.Numerous Damages to the Environment: Mass pollution is caused by offshore oil drilling, particularly when oil spills occur.To learn more about Offshore oil drilling here
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What is the best title for the list above?
a
Key Socio-Economic Indicators
b
Factors of Gross National Products
c
Physical Factors of Less Developed Countries
d
Political Indicators for the United States
Answer:
B. Factors of Gross National Products
Explanation:
I did an elimination strategy on this one. Here's my logic:
For A, GDPPC cannot be considered a "key socio-economic indicator", because everybody in a country, no matter their socioeconomic status, has the same GDPPC obviously.
For C, GDPPC isn't considered physical... I think?
For D, It's not political and it's not strictly in the US
speciation can occur when two populations of species become separated from each other.
Speciation can occur when two populations of species become separated from each other. Thus, the given statement is true.
When can speciation occur?When a group within a species splits from other members of its species and develops its own distinct features, speciation has taken place. The requirements of a new habitat or the traits of the new group's members will set the new species apart from its forebears.
The main contention is that groups will diverge from one another when they are geographically isolated, both in terms of physical appearance and genetic makeup. Reproductive isolation results from these alterations, which might be brought on by genetic drift or natural selection.
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which of the following is not correct regarding the pleistocene? question 74 options: the ohio and missouri river systems marked the southern terminus of continuous ice at its greatest extent. sea levels were 100 m (330 ft.) higher than today. at its height, almost a third of earth was covered with ice.
Option A is correct. Ice age is another name for the Pleistocene epoch. There are numerous accounts of events that followed that contributed to global warming.
One of these is true: the globe began warming 18,000 years ago when it began to emerge from the Pleistocene Ice Age. Despite the fact that sea levels have risen by roughly 300 feet, forests have also returned. Some animal species, like mammoths and mastodons, went extinct. These were the Pleistocene epochs: A geological age known as the Gelasian is thought to have started around 2,588 million years ago and ended about 1,806 years ago.
Which of the following is not correct regarding the Pleistocene?
A) Sea levels were 100 m (330 ft.) higher than today.
B) At its height almost a third of Earth was covered with ice.
C) It began 1.65 mya and had at least 18 glacial/interglacial cycles.
D) The Ohio and Missouri River systems marked the southern terminus of continuous ice at its greatest extent.
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The surface of the Earth is made of several tectonic plates that move at a very slow rate. What causes the plates to move?
a. explosions within the Earth's mantle
b. convection currents within the Earth's mantle
c. expansion of the Earth's core pushing on the tectonic plates
d. contraction of the Earth's core pulling on the tectonic plates
Answer: B Convection currents
Explanation:
The Earth’s tectonic plates are constantly moving like giant ‘rafts’ on top of the semi-molten mantle below. However, this movement is slow and rates vary from less than 2.5cm /yr to over 15cm/yr. One explanation for the movement of the Earth’s crustal plates is believed to be convection currents which occur in the semi-molten mantle.
12. The UVic Earth System Climate Model will help scientists
A. measure ozone levels in the atmosphere
B. measure temperatures high in the atmosphere
C. understand the feedback between land and ocean surface properties and
climate
D. understand the effects of changes in the net radiation budget on thermal
energy transfer in the ozone layer
one of the six essential elements of geography is environment and space which examines the surrounding physical environment and physical space for human settlements. true false
the world in spatial terms, places and regions, physical systems, human systems, environment and society, and the uses of geography.
The six components—the world in geographical terms, locations and regions, physical systems, human systems, environment and society, and the uses of geography—organize the eighteen national standards. These components aid in our comprehension of how the world's locations and people are related. Things go from one location to another through movement. (This includes the movement of people, products, ideas, and/or beliefs.) explains how humanity has altered our globe. The study of human geography examines the patterns and processes that influence how people interact with their surroundings on a political, cultural, economic, and social level. The study of national borders or the placement of religious communities are a few of instances of this.
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The lengths of two sides of a triangle are 26 meters and 46 meters. What is the range of possible lengths for the third side, x of the triangle. what is x
The possible length for the third side of triangle x = 72. with the possible range of side .
Calculating the side x :Le-the third side be X.
We know that the sum of 2 sides of a triangle must be greater than the third side.
So we can get.
x + 26 > 46 - 1
26 + 46 > x ---------- (2)
and
From => x+26 = 46
=> x> 46-26
⇒ x > 20 ---------- (3 )
From ⇒ 26 + 46 >x
⇒ 72>x
⇒ x < 72
From (3) and( 4) equation we get → 20 < x <72
What is Triangle ?
A triangle is a polygon with three sides and three vertices. It is one of the basic shapes in geometry. A triangle with vertices A, B, and C is represented by equilateral triangle. A triangle is a polygon with three sides and three vertices. It is one of the basic shapes in geometry. A triangle with vertices A, B, and C is represented by triangle ABC. In Euclidean geometry, a unique triangle as well as a unique plane are determined when the three points are not collinear.
Why is it called a triangle?Each polygon has a special name based on the number of sides. For example, "tri" is a prefix meaning "three", so a three-sided polygon is called a triangle. Its name also indicates that this polygon has three angles. The prefix "poly" means many.
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7. The Amazon rain forest covers approximately 6 million km² in the northern part of
South America. Large portions of this rain forest have been destroyed as result of
lumbering and clearing for farmland. Explain the effect of continued destruction of
this rain forest on the global climate.
The effect of continued destruction of this rain forest is that there are increased storage of carbon which are released into the atmosphere as carbon dioxide (CO2, thus, this is how deforestation and forest degradation contribute to global warming.
What are the attributes of the Amazon Rainforest?The Amazon Rainforest is a large tropical rainforest in northern South America that occupies the drainage basin of the Amazon River and its tributaries and covers an area of 2,300,000 square miles (6,000,000 square km).
It is bounded to the north by the Guiana Highlands, to the west by the Andes Mountains, to the south by the Brazilian central plateau, and to the east by the Atlantic Ocean.
The Amazon River Basin is home to the world's largest rainforest. The basin, which is roughly the size of the 48 contiguous United States, covers roughly 40% of the South American continent and includes parts of eight South American countries.
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Which of the following best describes the demographic trends in
Germany and Spain?
A
B
D
Baby booms are happening in both regions.
Spain has more males compared to Germany.
Germany has fewer elderly compared to Spain.
Both nations are experiencing lower birth rates.
Answer:
Both nations are experiencing lower birth rates.
explain how the shape of the earth, and air and oceanic circulation determine the weather and hence influence the geographic distribution of biomes on the earth.
The shape of the earth, air and oceanic circulation determine the weather as the world's seas contribute to the planet's overall warmth, which has an impact on weather and climate.
In tropical regions near the equator, where it acts as a huge, heat-retaining solar panel, the ocean absorbs the majority of solar radiation. The atmosphere prevents heat from escaping into space after sunset while land regions also absorb a little quantity of sunlight.
The phenomenon of water molecules freely interacting with the air when they are heated is known as evaporation. Rain and storms arise as a result of the constant evaporation of ocean water, which also increases the warmth and humidity of the surrounding air and is then carried by trade winds. In reality, the ocean is where the bulk of rainfall that showers on land comes from.
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Which number represents the area on the map in which the collapse of communism changed the borders within the former country?
A) 4
B) 3
C) 2
D) 1
Answer:
C. 2
Explanation:
That area used to be the Soviet Union, which was a communist country but collapsed in 1991.
Which of the following land forms is created by a destructive force? (there is more than 1 answer)
A slump
B creep
C delta
D sand dune
E canyon
The energies of both creation and destruction combine to create landforms. While weathering and erosion are destructive processes, crustal deformation, volcanic eruption, and sediment deposition are constructive.
What constitutes a damaging force, specifically?Weathering and erosive forces are two examples. The surface features of the Earth are often broken down by these forces. Existing land types frequently disappear due to destructive causes.
Why does weathering cause destruction?Because they disassemble landforms and obliterate the already-existing features, weathering and erosion are destructive forces (very slowly and over time). While erosion involves the movement of parts of rock and landforms, weathering involves the disintegration of rock or a landform.
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which type of cyclone is the largest in size? a. supercell thunderstorm b. hurricane c. tornado d. mid-latitude cyclone
The correct answer is c. tornado type of cyclone is the largest in size.
The multiple vortex tornado, landspout, and waterspout are a few examples of different types of tornadoes. A massive cumulus or cumulonimbus cloud connected to a spiralling funnel-shaped wind current is what gives rise to a waterspout. People are exposed to risks from extremely strong winds and run the chance of being hit by flying and falling debris during a tornado. The destruction left behind by a tornado increases the chance of harm. While there is nothing you can do to stop tornadoes, there are things you can do to safeguard your safety and health.With the exception of the United States, Canada most likely experiences the most tornadoes. The most often hit regions include portions of the southern Prairies and southwestern Ontario.
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Find the surface area and volume of the sphere.Round yours anwers to the nearest whole number.
Volume of sphere is V = (4/3)πr3
Area of the sphere is A = 4πr2.
where r= radius of the sphere
The question is incomplete that is the answer provide is of the question how to find surface area from volume:
The formula for surface area of a sphere is given by SA= 4/3π(r^2) (let us assume this as step 1), while its volume (V) is equal to (4/3)π(r^3) where "r" is the radius of the sphere.
To calculate the surface area for a sphere with a volume of 4.5π cubic meters where π= 3.14 approximately.
Step 2: The radius of the sphere by substituting 4.5π ft^3 for V in the formula in Step 1 to get:
V=4.5π cubic feet.= (4/3)π(r^3)
Step 3: Multiply each side of the equation by 3 and the equation becomes: 13.5π cubic feet =4π(r^3)
Step 4 : Divide both sides of the equation by 4π. Solve for the radius of the sphere.
To get:
(13.5π cubic feet)/(4π) = (4π )(r^3)/ (4π),
which then becomes: 3.38 cubic feet= (r^3)
Step 5: After calculating the value of "r" is 1.50ft
Therefore, putting the value of r in step 1; we get
SA = 4π(1.50^2) = 4π(1.50X1.50) is equal to 9π square ft.
The question is incomplete that is the answer provide is of the question how to find surface area from volume.
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if the black rock is igneous, like the granite, but extremely dark and fine-grained, what is a reasonable field name to give it?
Basalt is a fine-grained mafic igneous rock. It is commonly vesicular and aphanitic.
The pace at which the melt cools determines whether an igneous rock has a fine- or coarse-grained texture: slow cooling allows for the formation of massive crystals, whereas quick cooling results in microscopic crystals. Based on their chemical makeup, igneous rocks may be categorised into four groups: felsic, intermediate, mafic, and ultramafic. Figure 7.6's representation of Bowen's reaction series demonstrates how variations in an igneous rock's chemical composition correspond to variations in its mineral content. Since the crystals are too tiny to view without a magnifying glass, igneous rocks that are formed on the surface of the earth have a highly fine-grained structure.
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a reduction in the strength of the gulf stream and a decrease in north atlantic deep-water formation would most likely result in:
Answer: A cooling climate in northern Europe.
Explanation: Hope it helps: )
question 10.12: what information can you gain from the spectral profile for vegetation about the ability of vegetation to reflect and absorb energy (that is, what types of energy are most reflected by vegetation, and what types of energy are most absorbed by vegetation)?
Vegetation's spectral characteristics. Chlorophyll regulates the spectral characteristics of vegetation in the visible region of the spectrum.
In vegetation, the reflectance spectrum in the visible area is dominated by light absorption by leaf pigments (400–700 nm). Red and blue (400–500 nm) wavelengths are preferentially absorbed by chlorophyll pigments a and b. Chlorophyll is the photosynthetic component that enables plants to produce carbohydrates by photosynthesis from carbon dioxide and water.
The spectral reflectance of bare soil doesn't vary significantly with wavelength. The slope is influenced by the kind of soil and the amount of surface moisture, and the reflectance increases linearly with wavelength.
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One of the busiest, largest, most crowded cities in the world;
home of the Japanese emperor
Answer: China Pekin
Explanation:
How does the culture in urban China compare to the culture in rural China
The current definition, published in 2012 and based on the 2010 decennial census, states that rural regions are made up of open land and communities with fewer than 2,500 inhabitants. Larger places and the densely populated areas around them make up urban areas. Municipal boundaries are not often followed in urban areas.
In comparison to metropolitan areas, rural areas have a lower population density. Land is not scarce in rural places. Urban locations have very high pollution levels because of the dense population, automobiles, and industries there. The majority of jobs are in agricultural pursuits.
Compared to city dwellers, rural residents commit more crimes in the name of love. Surprisingly, from 2008 to 2011, romance was a factor in more than 50% of homicides in rural China.
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A parallel pattern of rock material found at identical locations on each side of the Mid-Atlantic Ridge reveals rock of the same geologic age and polarity
Answer:
True
Explanation:
That is true
Analyze the map of southern Africa below and answer the question that follows.
A topographic map of Southern Africa with labels A, B, C, D, E, and F. A is a river through the Congo. B is a lake near Uganda and Kenya. C is a lake on the border of Tanzania. D is a river near Zambia and Zimbabwe. E is a lake near Malawi. F is an island in the Indian Ocean.
Image by Tom Patterson and Eric Gaba
On the map above, what is the name of landform F?
A.
the Great Rift Valley
B.
the Horn of Africa
C.
the island of Madagascar
D.
the Sahel
Please select the best answer from the choices provided
A
B
C
D
The landform F, given the topographic map of Southern Africa, is C. the island of Madagascar
Where is Madagascar located ?Madagascar is an island nation off of Africa's southeast coast. After Greenland, New Guinea, and Borneo, Madagascar is the fourth-largest island in the world by area.
The majority of the population of Madagascar is linked to Indonesians, who are located more than 3,000 miles (4,800 km) to the east.
The landform labelled F, is said to be an island in the Indian Ocean. As mentioned above, Madagascar is an island located in the Indian Ocean, to the east of Southern Africa.
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What is the capital city of France?
Answer:
The capital of France is Paris
Generally, the compaction of soil is a positive phenomenon.
True False
Generally, the compaction of soil is considered as a positive phenomenon. This is actually negative one. The given statement is false.
What is soil?The material that covers the earth's surface, known as soil, is created as a result of weathering processes. It's primarily composed of mineral atoms, organic substances, air, water, and living things, all of which interact slowly yet continuously.
There are majorly seven types of Soil: Sandy ground, Sandy soil tends to be acidic, deficient in nutrients, and bright, warm, and dry, clay soil, Heavy clay soil reaps the rewards of abundant nutrients, sand soil Silt soil has a high fertility rating and is a light, moisture-retentive soil type, Peat soil, Chalk Soil and Mud Soil.
Therefore the soil compaction is not a positive phenomenon.
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Answer: It’s false
Explanation: I hope this helps!
what variables would you investigate to determine what causes a rock to change into another type?
Answer:
1. The type of rock
2. The conditions of the environment
3. The presence of living organisms
4. The duration of the change
Explanation:
To determine what causes a rock to change into another type, there are several variables that would need to be investigated. These variables could include:
The type of rock: Different types of rocks have different compositions and structures, and they are more or less susceptible to certain types of changes. For example, some rocks, such as granite, are more resistant to weathering and erosion, while others, such as shale, are more easily altered.
The conditions of the environment: The forces of nature, such as heat, pressure, and the action of water and air, can all affect the stability of rocks and cause them to change over time. The specific conditions of the environment, such as the temperature, the pressure, and the presence of water or other chemicals, can all play a role in determining how a rock will change.
The presence of living organisms: The activities of plants, animals, and other living organisms can also affect the stability of rocks and cause them to change over time. For example, the roots of plants can exert pressure on rocks and cause them to crack or break, and the burrowing of animals can create spaces within the rock that allow water and other substances to enter and alter its composition.
The duration of the change: The length of time over which a rock is subjected to changing conditions can also play a role in determining how it will change.
