The Cenozoic Era was characterized by many ice ages due to geologic changes such as plate tectonics, ocean currents, and changes in Earth's orbit.
In the Cenozoic Era, several key geologic changes contributed to cooling and ice ages. First, plate tectonics led to the formation of new mountain ranges (e.g., the Himalayas), which increased Earth's albedo and promoted cooling.
Additionally, the breakup of continents, such as the separation of Antarctica from South America, affected ocean currents and isolated Antarctica, allowing for ice sheet formation. Second, ocean currents shifted as continents moved, redistributing heat around the planet and cooling certain areas.
For example, the closing of the Isthmus of Panama disrupted warm equatorial currents, leading to cooler temperatures in the North Atlantic.
Lastly, changes in Earth's orbit, such as variations in eccentricity, axial tilt, and precession, known as Milankovitch cycles, caused fluctuations in solar radiation received by Earth, contributing to periods of cooling and ice ages.
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This person is located at 19° west and at an elevation of 5000 feet.
On topographic maps produced by the Geological Survey, the grades and landforms, or the qualities that weather patterns have sculpted in to the earth's surface, often frequently shown. This individual is at 5000 feet above sea level and 19 degrees west.
What three sorts of contour lines are there?Maps typically have supplementary, index, and intermediate contour lines. The narrowest contour lines are called index lines, and they frequently have numbers along their length. This allows one to see the elevation above sea level.
What elevation is at which place on the map?Tallest Mountain in Nepal is the highest peak on the planet. It is 8,848 meters long (29,035 feet). Near the Dead Sea, which is situated on the Israeli-Jordanian border, is where you may encounter the lowest height on land on Earth.
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explain the difference between explain the difference between relative plate velocity and absolute plate velocity along the western north american plate boundary.
Answer:
Explain the difference between relative plate velocity and absolute plate velocity along the western North American plate boundary
Relative plate motion describes the motion of one tectonic plate relative to another. Absolute plate motion describes the motion of one plate relative to a fixed reference system. Plate motion can be described by a pole of rotation and an angular velocity about this pole.
I need help with this question!
(Note) its earth science but there is no option for that.
Researchers have discovered that during the past few years, the atmospheric carbon dioxide concentration has increased from 280 parts per million to above 400 parts per million.
CO2 last reached 400 ppm when?Between 2.6 million and 5.3 million years ago, during the Pliocene Epoch, the last time the CO2 levels reached 400 ppm. It had not been above 300 ppm, much less 400 ppm, for at least 800,000 years prior to the 20th century.
Have researchers discovered a rise in atmospheric carbon dioxide levels?Our current civilization's reliance on industrial activity has resulted in a nearly 50% increase in atmospheric carbon dioxide levels. Scientists can detect a distinct isotopic fingerprint in the atmosphere, indicating that this increase is a result of human activity.
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Identify key changes that influenced human evolution and development. five sentences minimum remember to use a thesis statement as your first sentence.
Human evolution and development is the process by which a human is beings developed on Earth from a now-extinct primates. Viewed from zoologically, we as humans are a Homo sapiens, a culture-bearing the upright-walking species that do lives on the ground and very likely have first evolved in Africa about 315,000 years ago. We are also now the only living members that what many zoologists are refer to as the human tribe, Hominini, but that there is abundant fossil as evidence to indicate that we were also preceded for millions of years by other hominins,
such as Ardipithecus, Australopithecus, and also other species of Homo, and that in our species also lived for a much time contemporaneously with at least one of other member of our present genus, H. neanderthalensis (the Neanderthals). In addition, to we and our predecessors have to always shared the Earth with other apelike primates, from the modern-day gorilla have the long-extinct Dryopithecus. That we can and the extinct of hominins are somehow related to and also that we and the apes, both living and also extinct, are also have somehow the related is accepted by the anthropologists and biologists in everywhere.
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Why is Western Sahara not an independent nation?
Answer:
It became this way after a moroccan demand meaning it couldn',t be support itself with the economy given
Western Sahara is a disputed territory located in North Africa that is claimed by both the Kingdom of Morocco and the Polisario Front, a nationalist movement representing the Sahrawi people. The dispute over Western Sahara's sovereignty dates back to the late 19th century when European colonial powers claimed control over much of Africa.
In 1975, Spain, the colonial power in Western Sahara, withdrew from the territory, and both Morocco and the Polisario Front claimed sovereignty over it. The Polisario Front established the Sahrawi Arab Democratic Republic (SADR) in 1976 and declared Western Sahara to be its territory. However, Morocco refused to recognize the independence of Western Sahara and annexed the territory, leading to a military conflict between the two sides.
The United Nations has been involved in efforts to resolve the dispute, and in 1991, a ceasefire was declared, and a UN mission was established to monitor the situation. The UN has called for a referendum on self-determination for the people of Western Sahara, but this has not been implemented due to disagreements between Morocco and the Polisario Front over who should be eligible to vote.
The situation in Western Sahara remains unresolved, with Morocco controlling most of the territory, and the Polisario Front controlling a smaller area in the east. The international community is divided on the issue, with some countries recognizing the SADR as an independent state, while others recognize Moroccan sovereignty over the territory. The lack of a resolution to the conflict is due to the complex historical, political, and economic factors involved, as well as the interests of the parties involved.
Choose the word or phrase that best completes each sentence.
The
✔ Alps
border France, Italy, and Germany.
The
✔ Ural Mountains
form a natural barrier between Europe and Asia.
its the answers for edge 2022 students ;]
Answer:
alps,Ural Mountains
Explanation:
The Alps is border of France, Italy and Germany.
The Ural mountains form a natural barrier between Europe and Asia.
The AlpsThe Alps are a large European mountain range that spans numerous countries, including France, Italy, Switzerland, Austria, Germany, and Slovenia. It is one of the continent's most prominent and iconic mountain systems, known for its breathtaking scenery, ski resorts, and outdoor recreational opportunities.
The Ural mountainsThe Ural Mountains are a Russian mountain range that stretches from the Arctic Ocean to the Ural River and serves as a natural border between Europe and Asia. They are one of the world's oldest mountain ranges, with major geological and cultural significance. The Ural Mountains are well-known for their abundant mineral resources, which include valuable minerals like as iron, copper, and gold. The region also has a broad range of vegetation and wildlife, making it environmentally diversified. The Ural Mountains have also played an important part in defining Russia's history and development.
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Observe the world population cartogram above. Which statement below is correct
A. Australia has a higher population than Africa
B. The region of North America has the highest population in the world
C. Europes population is about the same as Asia
D. Asia appears larger on the cartogram because it has very large population
Answer:
cartogram
Explanation:
What is physical weathering
Answer:
Physical weathering is a term used in science or in geography ,that refers to
geological process
Explanation:
easier defination rocks breaking apart without changing thier chemical composition
hope this helps :)
make me a brainlist pls
Answer:
Physical weathering is caused by physical processes such as changes in temperature, freezing and thawing, and the effects of wind, rain and waves.
Explanation:
1 In this state of matter, there is a strong attraction between molecules and they cannot break away from each other.Required to answer. Single choice.
(1.5 Points)
solid
liquid
gas
plasma
Answer:
solid
Explanation:
I got it from a Quizizz I think your teacher might of got some questions from there if you want the link just comment and I'll give it to you
GEOGRAPHICAL INFORMATION SYSTEM
Answer:
A Geographic Information System (GIS) is a computer system that analyzes and displays geographically referenced information. It uses data that is attached to a unique location. Most of the information we have about our world contains a location reference: Where are USGS streamgages located?
Explanation:
With GIS technology, people can compare the locations of different things in order to discover how they relate to each other. For example, using GIS, a single map could include sites that produce pollution, such as factories, and sites that are sensitive to pollution, such as wetlands and rivers.
. How industrialisation and urbanisation have exerted a great pressure on existing fresh water resources in India? Explain with an example of each
Answer:Large scale industrialisation and urbanisation have posed a great pressure on existing fresh water resources as many multinational companies are being set up in India who are the heavy consumers of water for processing, discharge of effluents and as an energy resource.
Explanation:(i) Large scale industrialisation and urbanisation have posed a great pressure on existing fresh water resources as many multinational companies are being set up in India who are the heavy consumers of water for processing, discharge of effluents and as an energy resource.
(ii) Hydroelectricity contributes 22% of total electricity produced in India. These industrial units have not only posed a great threat to the availability of fresh water resources but also contributed to bad quality of water with large growing number of urban centres and population.
(iii) Modern lifestyle of the urban people has created more demand for water both for domestic purposes and increased consumption of energy.
(iv) In housing colonies to meet the needs of population, water resources are over-exploited resulting in depletion of ground water resources.
(v) Fresh water needs to be protected from industrial pollution and wastage of water in cities.
this is internal heat left over from the origins of earth and other planets of our solar system:
The term that describes the internal heat left over from the origins of Earth and other planets in our solar system is "primordial heat" or "primordial heat energy."
Primordial heat refers to the heat generated during the formation and accretion of planets, including Earth.When the planets were in their early stages of formation, various processes such as collisions of planetary bodies, gravitational compression, and radioactive decay of isotopes produced significant amounts of heat. This heat energy is retained within the planet's interior and continues to influence its geologic processes and dynamics.Primordial heat plays a crucial role in shaping the Earth's structure and maintaining its internal processes. It contributes to plate tectonics, volcanic activity, and the generation of Earth's magnetic field. The residual heat from the planet's formation also influences the temperature distribution within the Earth, with hotter regions found closer to the core.The primordial heat energy is not limited to Earth alone but is present in all terrestrial planets, such as Mercury, Venus, and Mars, as well as larger bodies like gas giants.
It is a remnant of the energetic processes that occurred during the early stages of planetary formation and provides valuable insights into the evolution and dynamics of celestial bodies in our solar system.
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what is Taiga? write its economic importance in points?
What happened in Mexico City in 1629? A. The city fell to Spanish invaders. B. The city was destroyed by a great flood. C. The city was destroyed by a great fire. D. The city suffered a devastating outbreak of plague. Please select the best answer from the choices provided. A B C D
Answer:
the answer is D
Explanation:
before the spanish invaded it they carry desease that the natives were unknown with many died as well as the leader of the aztac empire
Answer:
B
Explanation:
Which ongoing process causes the buildup of energy that is released at a later time when an earthquake occurs?
A. Tectonic plates near a fault continue to move even though the fault remains motionless,
B. Nuclear reactions in Earth's lower crust release electromagnetic waves.
C. Heat from Earth's core slowly melts the rocks found deep in Earth's crust.
D. Jagged edges along a fault generate friction between two moving tectonic plates.
Answer:
A
Explanation:
A. Tectonic plates near a fault continue to move even though the fault remains motionless,
Movement of the Tectonic plates near a fault continues to move even though the fault remains motionless. This process causes the building up of energy which when is released during the time of the earthquake. Hence, option c is appropriate.
What does Earthquake do?Earthquakes generally are very deadly. these take place when the two big blocks of the Earth come up on one. then, it causes a huge tension on the Earth's surface. This process is known as the movement of the tectonic plates.
The movement of the tectonic plates leads to certain friction which produces a lot of energy. Later the energy within the Earth comes and gets deposited in thy fault. This place is known as the Earth's fault.
The movement of tectonic plates causes the Earthquake to take place. Even this causes continents after continents have for a period of time come closer to each other due to the movement of the tectonic plates. Hence, option C is correct.
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The 'glacial world' of 14,000-70,000 years ago had all of the following characteristics, except a. warmer high latitudes. b. significantly lower sea level than today. c. significantly larger continental ice sheets than today. d. more vigorous surface ocean circulation. e. extensive continental shelves.
The 'glacial world' of 14,000-70,000 years ago had all of the following characteristics, except warmer high latitudes. The correct answer is a.
The "glacial world" of 14,000-70,000 years ago, also known as the Last Glacial Maximum, was characterized by significantly colder temperatures particularly at high latitudes. During this period, large ice sheets covered much of North America and Europe, and sea levels were significantly lower than today due to the large amount of water locked up in these ice sheets and glaciers. Surface ocean circulation was likely more sluggish than today due to the colder temperatures and the presence of ice sheets, which would have reduced the amount of heat and moisture being transported to the atmosphere.
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Which of the following would be the best example of voluntary migration?
A.
Religious persecution
B.
Better education
C.
Famine
D.
Ethnic cleansing
Answer:
C.
Famine
Explanation:
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what are three primary methods of monitoring a possibly threatening volcano to predict whether or not it will erupt?
Seismicity Monitoring, Monitoring of ground deformation, Monitoring of hydrothermal activity are three primary methods of monitoring a possibly threatening volcano to predict whether or not it will erupt.
Monitoring activities are necessary to spot unusual behavior on or near the volcanic structure that might act as a warning sign for these dangers. Such a continuous monitoring is required to ensure that the relevance of any early warning indicators of dangerous activity can be assessed and their significance for subsequent action may be identified. It is necessary to monitor the volcano using a variety of methods at various distance and time scales in order to be effective. The use of monitoring methods to look for unusual activity assumes the availability of sufficient baseline data that can be utilized to assess such behavior. These baseline data should ideally consist of extensive, ongoing series of observations made at regular intervals throughout times when no unusual activity is present. These data series are required to provide background or average behavior values so that anomalous activity that deviates from these background values may be easily discovered can be clearly identified.
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what is the most common climate on the arabian peninsula?
The most common climate on the Arabian peninsula is arid to semi-arid.
The climate of Arabian peninsula is arid to semi-arid, where precipitation is very low while temperature is very high. It is considered as a tropical desert, at this latitude the tropic of cancer passes, facing intense summer and reaching a temperature over 55 degree C. The humidity intensify in summers, where days are hot nights are colder in such regions. Most of the Arabian peninsula is covered with deserts and mountains of sand. The countries of Arabian peninsula are mostly dry.
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In the United States, a(n)___________boundary separates US lands from another country.
Answer:usually a wall or a bridge seperates another country
Explanation: hope i helped
If a 7.8 earthquake strikes in L.A. at 7:55PM. What is the epicenter and
magnitude of the quake
If such an earthquake was to strike L.A., the epicenter and the magnitude would be Los Angeles and 7.8 on the Richter scale respectively.
What is the epicenter and magnitude of an earthquake?
The epicenter of an earthquake is the place on the surface of the Earth where the earthquake is first detected which in this case is Los Angeles.
The magnitude is measured on the Richter Scale and in this case is 7.8 on that same scale which means it was quite a strong quake.
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which effect do rapidly cooling temperatures have on the water cycle?
Rapidly cooling temperatures can cause a disruption in the water cycle.
Water cycle is a process of water movement on, above, and below the Earth's surface. It involves the transfer of water from the atmosphere to the earth and back to the atmosphere again. The water cycle is driven by solar energy and occurs naturally, but it can be disrupted by human activity.
Rapidly cooling temperatures can cause a disruption in the water cycle. It happens due to changes in precipitation patterns. During colder seasons, more precipitation falls in the form of snow and ice. If the temperature remains low, the snow and ice do not melt but rather accumulate on the ground's surface. If this pattern continues for a long time, the water cycle is disrupted. A slow water cycle can lead to droughts, which can cause severe damage to crops, wildlife, and human settlements.
Rapidly cooling temperatures can cause disruptions in the water cycle. It leads to a decrease in precipitation, which causes droughts, and leads to severe damage to crops, wildlife, and human settlements.
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what are costal plains?
A coastal plain is flat, low-lying land adjacent to a sea coast. ... The Coastal Plains of India lie on either side of the Deccan Plateau, along the western and eastern coasts of India. They extend for about 6,150 km from the Rann of Kutch in the west to West Bengal in the east.
A coastal plain is flat, low-lying land adjacent to a sea coast. ... The Coastal Plains of India lie on either side of the Peninsular Plateau, along the western and eastern coasts of India.
Heres an image :D
what plate boundary exists to the east of bangladesh
Answer:
To the east of Bangladesh, there is the plate boundary between the Eurasian Plate and the Indian Plate.
Explanation:
Bangladesh is a country located in the northeastern part of the Indian subcontinent. The country is located on the Indian plate, tectonically speaking, but on its eastern side it is where the Indian plate ends and the Eurasian plate starts. This actually marks part of the boundary between these two plates.
The plate boundary between the Eurasian and Indian plates is a convergent plate boundary. They push against each other and the plate boundary is between continental crusts. This has resulted in alleviating the crust around the plate boundary and creating mountain chains, most notably the largest mountains in the world, the Himalayas.
If x = 9 units, y = 3 units, and h = 11 units, find the area
Answer:
297 units^2
Explanation:
Let's keep the area or volume as 'v'
\(v = x \times y \times h\)
So if we substitute in the values we get,
\(v = 9 \times 3 \times 11\)
\(v = 297\)
So therefore, the total volume is 297 units^2
why there are three different types of sedimentary rocks
In my book three different sedimentary rocks are given and I dont know which one is which type.
Sandstone, Shale and Conglomerate
Answer:
the three different types of sedimentary rocks are clastic, organic (biological), and chemical
Explanation:
the rocks you had listed are a mix of some of them, but not all of them. for example, the shale, and sandstone are made of organic materials, while the conglomerate is a clastic rock.
Im learning the same stuff you are but in college, and it is not fun my friend. good luck to you.
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which of these events is an example of a change in climate?
Average annual precipitation decreases as a major example of climate change.
Climate change refers to long-term changes in temperature and weather patterns. These changes in patterns may be due to natural reasons through variations in the solar cycle. But human activities became the main reason for the change in climate in recent years.
This change is due to activities like the burning of fossil fuels like coal and petroleum. The burning of fossil fuels generates greenhouse gases. These gases trap the sun's heat and raise the Earth's temperatures.
Warmer temperatures lead to more amount of evaporation reducing surface water and leading to the drying out of soils and vegetation. This process makes periods with low precipitation drier than they actually would have been decreasing average annual precipitation.
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The complete question is:
Which of these events is an example of a change in climate?
a. Average annual precipitation decreases
b. A break out of tornadoes in an area
c. an overnight temperature drop forming frost
d. afternoon clouds blocking out sunlight
Three similarities and differences between mayon volcano and pinatubo. PLS HELP I NEED IT ASAP
Answer:
Three similarities and differences between Mayon volcano and pinatubo
Similarities between Mayon volcano and Pinatubo:
Both are stratovolcanoes, which are steep-sided volcanoes composed of alternating layers of ash, lava, and other volcanic materials.
Both have had major eruptions in the recent past. Mayon's most recent major eruption was in 2018, and Pinatubo's was in 1991.
Both are located in the Philippines. Mayon is in the Bicol region, while Pinatubo is in Zambales.
Differences between Mayon volcano and Pinatubo:
Mayon is a more active volcano, having erupted over 50 times in the last 500 years, while Pinatubo has been less active in recent history.
The 1991 eruption of Pinatubo was much larger in scale than any of Mayon's recent eruptions. Pinatubo's eruption was one of the largest of the 20th century and caused widespread damage.
Mayon is a more symmetrical volcano, while Pinatubo has a more complex shape with multiple vents.
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Under Stalin all of the following were true, EXCEPT
A. non-Russian minorities were often persecuted
В. questionable literature, music, and art was banned
C the role of religion increased and became more prominent
D nationalist uprisings of other groups were suppressed
Answer:
C the role of religion increased and became more prominent
Explanation:
During Stalin's regime, religion was banned and it was practically removed from the country. Only during world war 2 did Stalin let religion back in and only to raise morale for the troops and civilians. But he was very bad to minorities just like he was to the Russians, he ordered many artists to be jailed or killed and nationalists of any sort were not only suppressed but punished severely.
Answer:
C. the role of religion increased and became more prominent
Explanation:
correct on edg 2021
which information does a geographer avoid using when defining regions?
A. environmental properties
B. trade patterns
C. climate information
D. subjective information
Answer:
D
Explanation:
i took the test and got a 100
Answer:
Subjective Information (D)
Explanation:
<3