California is taken over by the United States from Mexico in 1848.
California was acquired by us from Mexico when?On February 2, 1848, this treaty was signed, putting an end to the conflict between the United States and Mexico. In accordance with its terms, Mexico ceded 55% of its territory, including parts of the present-day states of California, Nevada, Utah, and New Mexico, as well as the bulk of Arizona and Colorado.
When did the US purchase California?A treaty that concluded the Mexican War and granted the United States a sizable chunk of the Southwest, including modern-day California, was signed by Mexico and the United States in February 1848.
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Multiple theories have been proposed about the origin of life on earth. which theory is most widely supported by scientists as an explanation of how life began on earth?
How life began on Earth is still unclear. However, life is thought to have begun after the planet cooled enough for bodies of water to form.
Scientists have found fossilized single-celled microorganisms in rocks dating back about 3.5 billion years. Scientists believe that algae are one of the earliest forms of life on our planet. Evidence indicates that life has existed on Earth for at least 3.5 billion years, with the oldest physical traces dating back to 3.7 billion years.
However, some hypotheses, such as the Late Heavy Bomb, suggest that life on Earth may have started even earlier, as early as 1 billion years ago. Many scientists believe that RNA or an RNA-lik molecule was the first molecule on Earth. . to reproduce itself and begin the evolutionary process that led to more advanced life forms, including humans.
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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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describe an earlier occasion when salvius, through his inaction, could have caused harm to cogidubnus.
Quintus lived in the house of Salvius all winter. He often visited the castle at the open invitation of King Cogidubnus.
Quintus told many stories about his lovely life, because the king always wanted to hear something new. As spring approached, Cogidubnus fell seriously ill. Many doctors visit the palace in search of treatment. But the disease worsened. The king and Quintus and Salvius sought advice how to cure.—It is in the city of Aquae Sulis.
Cogidubnus answered: "Many of the Saints who drink water from this spring will recover after this. An architect sent by the Romans to build a great bath near here. Near the baths is the temple of the goddess Sulis, built by my craftsmen .I often honor this goddess: perhaps it will get me a greeting Salvius, you are very cunning: I want you to speak with me. What should I do?"
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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
the presence of meltwater at the bottom of a glacier can increase its rate of movement. question 36 options: true false
Answer:
True
Explanation:
True. The presence of meltwater at the bottom of a glacier can increase its rate of movement, also known as its "flow velocity." When water collects at the base of a glacier, it can act as a lubricant, allowing the glacier to move more easily over the underlying land. This can cause the glacier to flow more quickly and potentially to advance or retreat more rapidly than it otherwise would. The amount of meltwater present at the base of a glacier can vary depending on factors such as the temperature and the amount of snow and ice present, and can have a significant impact on the glacier's movement and overall behavior.
antarctic ice has been there for several million years. what has happened to the antarctic continent as a result?
Over the past few decades, the mass of the Antarctic ice sheet has shifted. According to studies based on satellite data, Antarctica lost an average of 149 billion metric tonnes of ice annually between 2002 and 2020, contributing to the rise in sea level worldwide.
Due to increasing snow accumulation, several regions in East Antarctica saw small mass gains. The West Antarctic Ice Sheet (dark red) had significant ice mass loss during the course of the 19-year period, more than offsetting this gain. Gray shading indicates floating ice shelves whose mass change GRACE and GRACE-FO do not measure.
Average flow lines of Antarctica's ice (grey; produced by satellite radar interferometry) converge near the locations of significant outlet glaciers and correspond to regions with the greatest mass loss (i.e., Pine Island and Thwaites glaciers in West-Antarctica). This confirms earlier findings that the current ice mass loss is significantly influenced by warmer ocean waters surrounding Antarctica.
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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.
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.
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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Of the following options, which is the most common type of chemical weathering in a desert?Salt-crystal growthDissolutionFrost wedgingOxidationHydrolysis
Option A. is correct, Due to the wide temperature variation throughout the day, mechanical weathering is most prevalent in arid areas like deserts.
The frost effect is the most potent weathering factor in mid-latitudes or temperate settings. Solution or chemical weathering occurs extensively in limestone regions. Wind is a key cause of weathering and erosion in many deserts, however water is still the main cause in the majority of desert ecosystems. This includes the suspended silt carried by the common haboobs (dust storms) in deserts. Loess is the name for windblown dust accumulations.
Of the following options, which is the most common type of chemical weathering in a desert?
A. Salt-crystal growth
B. Dissolution
C. wedging
D. Oxidation
E. Hydrolysis
F. Frost
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3 One way hurricanes DO NOT affect the hydrosphere is --
A contamination of salt water bodies into freshwater bodies
B permanent seasonal changes in temperature
C changes in water levels and flooding
D can affect drinking water
Answer: B. Permanent seasonal changes in temperature.
Explanation: This is the one way that hurricanes do not affect the hydrosphere.
compared to the climate change conditions of dry inland locations influenced by a nearby ocean generally result in
Answer:
cooler summers and warmer winters, with a smaller annual range of temperatures.
Explanation:
___ from the volcanic eruption in hawaii could become toxic for residents and visitors of the big island.
Answer:
Sulfur dioxide
Explanation:
Sulfur dioxide from the volcanic eruption in Hawaii could become toxic for residents and visitors of the big island. Sulfur dioxide is a gas that is produced by volcanic eruptions, and it can be harmful to human health if inhaled in large quantities. When a volcano erupts, sulfur dioxide gas can be released into the atmosphere, and it can travel long distances and affect people who are far from the eruption site. In Hawaii, the sulfur dioxide from the volcanic eruption could pose a threat to residents and visitors on the big island, as it could cause respiratory problems and other health issues. It is important for people in the affected area to monitor air quality and take steps to protect themselves from exposure to sulfur dioxide.
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 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.
the age of the earth can be estimated in many ways. which statement below is most accurate (remember that uniformitarian calculations involve looking at the thickness and type of sedimentary rocks, and similar things, but do not include radiometric dating or counting of annual layers)? group of answer choices uniformitarian calculations show that the earth is more than about 100 million years old, and radiometric techniques tell us how much older. uniformitarian calculations show that the earth is more than about 1 billion years old. uniformitarian calculations show that the earth is about 100 million years old. uniformitarian calculations show that the earth is 4.6 billion years old.
The correct answer is uniformitarian calculations show that the earth is more than about 1 billion years old. uniformitarian calculations show that the earth is about 100 million years old. uniformitarian calculations show that the earth is 4.6 billion years old.
Scientists use a sample of the item they wish to date to determine how much parent isotope and daughter isotope are present. This method is known as radiometric dating. They can establish the age of the substance from this ratio. Can sediment thicknesses be used to accurately estimate the Earth's age? No. Rather than the strata themselves, unconformities between layers indicate the majority of Earth's history. Geology and tree ring research demonstrate that the Earth is just 5,000 years old and not any older. The longest record, which spans more than 100,000 years, is supported by several tests and indicates that certain ice cores have stably kept yearly layers.
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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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1. what type of river is at location a, and how can you tell? 2. discuss briefly the processes of erosion and deposition that are occurring in the area around location a. 3. is there any evidence of these processes operating in the past along this portion of the snake river? if so, describe the evidence. if not, describe the evidence you would have expected to see but did not. 4. what type of river is at location b? 5. how is the colorado river at location b similar to the snake river at location a? how is it different? 6. what type of river is shown at location c?
1.The meandering stream has one channel that winds through this valley, so the distance when the "stream flows" is greater as the crow flies.
2.Erosion and deposition are responsible for many landforms. Erosion is the transport of sediments. Flowing water is a very important agent of erosion. Flowing water can erode rocks and soil. Meandering streams occur in areas covered by low elevation and smooth, softer sediments.
3.The stream starts out mostly straight, but over time one of the banks erodes, and as it descends to the opposite bank, it becomes a very winding, serpentine, or meandering stream.
4.Moving water also picks up and carries particles of soil and rock. The ability to erode is affected by the velocity, or speed, of the water. The size of the eroded particles depends on the velocity of the water.In muddy streams, the highest water velocity is on the outer banks.
5.This leads to more erosion of the outer banks and this part is constantly moving outwards.
6. Congo River looks to be a mix of braided and meandering river. At the same time, the water velocity is the lowest on the inner bank, which leads to the deposition of entrained material, so this part is constantly growing inward.
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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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Write the equation of the line that passes through A(8,11) and is parallel to y=1/2x+7
The equation of the line is y = 1/2(x + 14).
The line y = 1/2x + 7 has a slope of 1/2. Since parallel lines have the same slope, the slope of the line to be found is 1/2. The points are (8,11), that is x = 8 and y = 11.
Formula:
y - y1 = m(x - x1)
where,
x1 = 8
y1 = 11
m = 1/2 [slope]
Substituting in the formula,
y - 11 = 1/2(x - 8)
2(y - 11) = x - 8
2y - 22 = x - 8
2y = x - 8 + 22
2y = x + 14
y = 1/2(x + 14)
Therefore, the equation of the line is y = 1/2(x + 14).
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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: )
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.
which is the single greatest obstacle to slowing climate change? group of answer choices having scientists decide on a definition of climate change global energy demand, particularly in energy-hungry countries such as the united states, china, and india the growing population of the poorer nations in the world proper climatic changes a lack of data portraying the effects of climate change
Opinionated answer. I hope that whatever you answer is not marked wrong, as the entire question is asking for an opinion
My Answer:
A lack of data portraying the effects of climate change.
I believe the lack of data portraying the effects of climate change is the largest obstacle in overcoming climate change due to it making it difficult for policymakers and the general public to understand the full extent of the problem and the need for urgent action. Climate change is a complex and multifaceted problem, and it is challenging to collect, analyze, and interpret the vast amounts of data that are needed to accurately assess its impacts. One of the reasons why there is a lack of data on the effects of climate change is that the impacts of climate change are not always immediately visible or easily measurable. Many of the impacts of climate change, such as sea level rise, changes in precipitation patterns, and the spread of diseases, are gradual and may take years or even decades to manifest. In addition, the effects of climate change can vary greatly depending on the location, the time of year, and the specific environmental conditions. Another reason why there is a lack of data on the effects of climate change is that the data that are available are often incomplete or difficult to interpret. Many of the data sources that are used to study climate change, such as satellite images, weather station data, and environmental monitoring networks, are expensive and time-consuming to collect and analyze, and they may not provide a complete picture of the impacts of climate change. Overall, the lack of data on the effects of climate change is a major obstacle in overcoming the problem, as it makes it difficult to accurately assess the extent of the problem and to develop effective solutions. To overcome this obstacle, it is essential to invest in research and data collection efforts that can provide a more comprehensive understanding of the impacts of climate change and the best ways to address them.
One of the busiest, largest, most crowded cities in the world;
home of the Japanese emperor
Answer: China Pekin
Explanation:
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 principle that physical processes we observe today also operated in the past at roughly the same rates, and that these processes were responsible for the formation of geologic features that we now see in outcrops is called the principle of
The belief that the same natural rules and processes that govern the universe today and have always governed it in the past and apply to all of it is known as uniformitarianism, also known as the Doctrine of Uniformity or the Uniformitarian Principle.
According to the uniformitarian concept, the past may be understood via the present. The science of geology has been greatly impacted by this idea. According to uniformitarianism, the forces and processes in operation now have been in place for a very long period. The three conditions or concepts that made up the theoretical framework Lyell outlined in 1830 were as follows: 1) The uniformity principle, which claims that geological occurrences in the past must be explained by the same forces that are active now; 2) the uniformity of rate principle, which states that geological laws have the same power.
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which term refers to the liquid that forms when rainwater or groundwater mixes with decomposing waste at the dump?
Option C. Leachate, Being more visible, Groundwater vapour rises in the atmosphere and cools. Tiny droplets are formed once it further condenses.
Evaporation is the process by which water transforms into vapour. Groundwater in a certain location is considered potable water. The three forms of water that are circulated in the water cycle are solid, liquid, and gaseous. Ice, the solid form of water, is found in glaciers, snow-covered mountains, and the poles of the earth. Rivers, lakes, seas, and oceans all contain the liquid form of the substance. Water vapour, which is water in a gaseous state, is all around us.
which term refers to the liquid that forms when rainwater or groundwater mixes with decomposing waste at the dump?
A. e- waste
B. waste stream
C. Leachate
D. Sewage sludge
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How did the prince or raja named Siddhartha Gautama learn about the suffering in the world? Responses Life in his palace was rough. His father was not very well liked by his people. Life in his palace was rough. His father was not very well liked by his people., A disease killed Siddhartha’s father, making him ruler A disease killed Siddhartha’s father, making him ruler, Siddhartha went out of the palace to the surrounding gardens and saw things he never witnessed before Siddhartha went out of the palace to the surrounding gardens and saw things he never witnessed before, Siddhartha’s mom had dreams about suffering and told him what it was like Siddhartha’s mom had dreams about suffering and told him what it was like,
The prince or raja named Siddhartha Gautama study the struggling withinside the worldAfter encountering an vintage man, an unwell man, a corpse and an ascetic, Gautama become satisfied that struggling lay on the stop of all existence.
The required details about Siddhartha Gautama is mentioned in below paragraph.
Siddhartha Gautama become, consistent with legend, a Hindu prince who renounced his function and wealth to are trying to find enlightenment as a religious ascetic, attained his intention and, in preaching his course to others, founded Buddhism in India withinside the 6th-fifth centuries BCE.
The occasions of his existence are in large part legendary, however he's taken into consideration an real historic discern and a more youthful modern-day of Mahavira (additionally called Vardhamana, l. c. 599-527 BCE) who set up the tenets of Jainism quickly earlier than Siddhartha's time.
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Answer: by starving himself
Explanation:
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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The topographic map shows the location of a park ranger at Point X when a message is received that an injured hiker needs help
at Point Z.
B) 450 m
Contour interval: 50 m
Which of these is closest to the difference in elevation between the locations of the ranger and the injured hiker?
2,050 m
910 m
2,000
D 3, 650 m
-1,600
Answer:
D. 3,650
Explanation:
"You can figure out the elevation of any point by finding the nearest labeled line, counting the number of lines above or below it, multiplying by the contour interval, and adding or subtracting the result from the nearest marked contour line. The more closely spaced the contour lines, the steeper the slope." - Understanding Topographic Maps - the Digital Atlas of Idaho
