All of the electricity in the United States is produced using several natural resources. Some are nonrenewable, and some are renewable. Nuclear energy accounts for 19.9 percent of all the electricity produced in the United States, and 9.3 percent is produced using natural gas. Hydroelectric energy produces another 9.2 percent, and petroleum and other sources produce 2.3 percent. Coal is the source of energy for producing all of the rest of the electricity used in the United States. What percentage of electricity is produced by coal energy in the United States?
Use the diagram to answer questions 1 and 2.
1. What type of front is Front A?
A. cold front
B. warm front
C. occluded front
D. stationary front
2. What type of front is Front B?
A. cold front
B. warm front
C. occluded front
D. stationary front
What effect do forest fires have on the biodiversity of an ecosystem
Explanation:
Forest fires make it harder for plants and animals in an ecosystem to grow, this causes a variety of plants in an ecosystem to become extinct in that area, animals have a hard time living in an ecosystem like this and that is why it is harder for biodiversity in an ecosystem happens.
-Hope my answer is helpful!
List and describe three diseases currently affecting African nations.
Answer:cholera dengue ebola
Explanation:cholera is a bacterial disease
dengue viral disease
ebola viral disease
Answer:
malaria
HIV/AIDS
dengue disease
african sleeping disease
Explanation:
Geologic columns are models that are used to organize and study Earth's geologic history and fossil record. How do they relate to the principle of uniformitarianism?,?
Uniformitarianism is a geological theory developed by Charles Lyell and James Hutton. This theory serves as the foundation for future advances in the science of geology.
In geology, uniformitarianism has encompassed the gradualistic idea that "the present is the key to the past" and that geological events occur at the same rate now as they have always done, while many modern geologists do not adhere to a strict gradualism.
Uniformitarianism, like every revolutionary scientific breakthrough in the past, was met with fierce opposition by the people of the 18th century when James Hutton first presented his idea in Theory of the Earth (1795). Before James Hutton, the theory of Earth's origins was broadly acknowledged. People believed that our planet was formed by some supernatural event.
When uniformitarianism was introduced, it demonstrated that rocks alone could describe the formation of Earth by studying the geological processes that still exist today, religious people in the supernatural theory objected. As per uniformitarianism, the present is the key to the past.
The theory demonstrates that the geological changes we see today, such as earthquakes, rock weathering, sedimentation, soil formation, and so on, can help us understand the Earth's history. In addition, James Hutton stated that supernatural causes had nothing to do with Earth's formation.
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In three to five sentences, describe how the diagram of Earth’s carbon cycle demonstrates the interactions among the biosphere (plants), the lithosphere (ground), the atmosphere (air), and the hydrosphere (water).
I won't copy your answer, I will use it as a guide/reference for my own.
Answer:
I will tell you:
Explanation:
First lets start with the factories the emmissions from factories go out in the environment and there is alo CO2 present in it This CO2 is fixed in chloro phyll molecules and photosynthesis occurs as potosynthesis takes inorganic substance from the air and convert it into the organic substance this substance is used by animals and animal respiration occurs.The dead organisms leaves there fossils ( remmittance od dead animals ) in the soils and the fuels made by the remmittance of dead animals are called fossil fuels root respiration is that oxygen comes out from root and is provided to all parts of plant The mineral carbons are fossil fuels which are used in factories and this cycle starts again.
how do physical systems affect human systems
Answer:
Human system and development is shaped by geographic features like mountains, deserts, and water. ... Physical systems and human systems shape a place as the earth's physical landscapes are wide-ranging and very diverse. Climates vary,soil types vary, vegetation varies, and topography varies across the planet.
• Which human action can change the course of a waterway?
1. polluting
2. digging canals
3. mining coal
4. making tunnels for railroad passage
Answer:
Digging canals
Explanation:
Canals are defined as waterways. when you dig one, you change the path of where the water is going, making it go through the canal rather than the original path; therefore changing the course of a waterway.
Using complete sentences, explain why deforestation is a major problem in Australia and Oceania.
(edge)
Answer:
Explanation:
Deforestation causes droughts, erosion, and the destruction of habitats. There is also a deforestation problem worldwide, yet we continue to cut down trees and destroy the environment. Forest are important aspect in life because the are needed to create oxygen.
The source of water for the Great Lakes was _______, which played a major role in forming the lakes during Earth's recent geologic past. if you help me you get a cookie ;)
Answer:
Melting glaciers when the lakes took their present form.
Nowadays, it's precipitation, rivers, and groundwater springs that bring new water to the great lakes.
Explanation:
Describe the distribution of deserts in Africa
Answer: Along the Tropic of Cancer, between 15 and 30 degrees north of the Equator, or along the Tropic of Capricorn, between 15 and 30 degrees south of the Equator.
Explanation:
Hope this helps
Long answer: Africa is a continent known for its diverse and extensive desert landscapes. The distribution of deserts in Africa is primarily influenced by various factors, including climate patterns, geological features, and atmospheric circulation systems. Here is an overview of the major deserts found in Africa:
Sahara Desert: The Sahara Desert is the largest desert in Africa and the world. It spans across several countries, including Algeria, Chad, Egypt, Libya, Mali, Mauritania, Morocco, Niger, Sudan, and Tunisia. The Sahara covers an enormous area of approximately 9.2 million square kilometers (3.6 million square miles) and is characterized by vast stretches of arid land, rocky plateaus, sand dunes, and occasional mountain ranges.
Kalahari Desert: Located in southern Africa, the Kalahari Desert spans across Botswana, Namibia, and South Africa. It covers an area of around 900,000 square kilometers (350,000 square miles). The Kalahari is a semi-arid sandy savannah, with sparse vegetation, grasslands, and intermittent rivers.
Namib Desert: The Namib Desert is situated along the southwestern coast of Africa, spanning across Namibia, Angola, and South Africa. It is considered one of the oldest deserts globally, characterized by extensive sand dunes, gravel plains, and rocky outcrops. The Namib Desert stretches over approximately 2,000 kilometers (1,200 miles).
Libyan Desert: Also known as the Western Desert, the Libyan Desert is located in western Egypt, eastern Libya, and northwestern Sudan. It is part of the larger Sahara Desert and features vast sand seas, rocky plateaus, and occasional oases. The Libyan Desert is known for its extreme aridity and harsh conditions.
Nubian Desert: Situated in northeastern Sudan and extending into southern Egypt, the Nubian Desert is a relatively small desert region compared to others in Africa. It is characterized by rocky terrain, sand dunes, and scattered vegetation.
Danakil Desert: Located in the northeastern part of Ethiopia and extending into Eritrea and Djibouti, the Danakil Desert is a volcanic desert known for its extreme temperatures, geothermal activity, and salt flats. It is one of the hottest places on Earth.
Chalbi Desert: Situated in northern Kenya, the Chalbi Desert is a semi-desert region characterized by a mixture of sandy and rocky terrain. It is part of the larger East African Rift Valley and experiences occasional seasonal floods.
Sahara el Beyda: Translated as the "White Desert," Sahara el Beyda is a desert region in eastern Libya known for its unique white chalk rock formations and sand dunes. It is part of the larger Libyan Desert.
It's important to note that the boundaries between these deserts are not always well-defined and may overlap in certain areas. Additionally, smaller desert regions and arid landscapes can be found throughout various parts of the continent, contributing to the overall desertification of Africa.
Short answer: Africa is home to several major deserts, with the Sahara Desert being the largest and most well-known. Other significant deserts in Africa include the Kalahari Desert, Namib Desert, Libyan Desert, Nubian Desert, Danakil Desert, Chalbi Desert, and Sahara el Beyda. These deserts are spread across different regions of the continent, each characterized by unique landscapes and climatic conditions.
Please Help I need this by tommorow...
What is the Big Bang theory? How does it explain the beginning of the universe?
[Word Limit:50 words]
Answer: The Big Bang theory says that the universe came into being from a single, unimaginably hot and dense point (aka, a singularity) more than 13 billion years ago. It didn't occur in an already existing space. Rather, it initiated the expansion—and cooling—of space itself.
Explanation: I hope this helps!! <3
(There's 45 words btw)
Hurry scince 20pts
A teacher heats two beakers of water on the same hot plate. A group of students measures the temperature of the water every 5 minutes. The table shows the data the students collected. Information ,begin bold,Time,end bold, ,begin bold,(minutes) ,end bold, ,begin bold,Beaker 1,end bold, ,begin bold,(° Celsius),end bold, ,begin bold,Beaker 2,end bold, ,begin bold,(° Celsius),end bold, 0 20 20 5 23 25 10 26 34 15 30 45 Question Which beaker has the greater volume of water? Answer options with 4 options A. Beaker 1, because its temperature doubled. B. Beaker 2, because its final temperature was higher. C. Beaker 1, because its temperature rose more slowly. D. Beaker 2, because its temperature increased every 5 minutes.
Answer:
hot potato so C your welcome
Which is a result of seafloor spreading?
A magma piles up on top of the plates involvedmagma piles up on top of the plates involved
B earthquakes occur along the edge of the larger plate earthquakes occur along the edge of the larger plate
C the plates involved grow in size as the ocean floor extendsthe plates involved grow in size as the ocean floor extends
D the plates involved are cracked on the surface
Seafloor spreading creates new crust. Subduction destroys old crust. The two forces roughly balance each other, so the shape and diameter of the Earth remain constant.
1. An important religious, historical, or cultural site that should be visited while in Senegal. Why should this site be visited?
2. What major landforms or waterways will be crossed when taking a flight from Mauritania to Senegal? The landforms and waterways should be right under the line.
3. One point of interest between Mauritania. What is interesting about this location? The point of interest should be right under the line.
Please answer, it's urgent.
Answer:1. One important cultural site that should be visited while in Senegal is the Gorée Island. This island is a UNESCO World Heritage Site and was the largest slave-trading center on the African coast in the 18th and 19th centuries. Visitors can tour the Maison des Esclaves, a former slave house that has been preserved as a museum, and learn about the history of the transatlantic slave trade. The island also has a vibrant arts scene and is home to many artists and galleries.
2. When taking a flight from Mauritania to Senegal, the flight will cross over the Senegal River and the Cap Vert peninsula.
3. One point of interest between Mauritania and Senegal is the Banc d'Arguin National Park. This park is located on the coast of Mauritania and is an important breeding ground for migratory birds, as well as a nesting site for sea turtles. The park also has a diverse marine ecosystem, including coral reefs and seagrass beds, and is home to many species of fish and marine mammals.
Explanation:
1.Visit the Great Mosque of Touba in Senegal for its religious significance as the spiritual center of the Mouride Brotherhood.
2.Senegal River and Cap-Vert Peninsula are major landforms and waterways crossed when flying from Mauritania to Senegal.
3.Banc d'Arguin National Park in Mauritania is interesting for its diverse ecosystems, including sand dunes, wetlands, and important bird habitats.
1.An important religious, historical, or cultural site that should be visited while in Senegal is the Island of Gorée. This UNESCO World Heritage site holds immense historical significance as it was a major center of the Atlantic slave trade. Visiting Gorée allows individuals to learn about the painful history of the transatlantic slave trade and gain a deeper understanding of its impact on Senegal and the world.
2.When taking a flight from Mauritania to Senegal, the major landform that will be crossed is the Senegal River. This river serves as a natural border between Mauritania and Senegal, and the flight path will likely follow its course. Additionally, as the flight approaches Senegal, it may cross over the Cap-Vert Peninsula, a prominent landform extending into the Atlantic Ocean.
3.One point of interest between Mauritania and Senegal is the Banc d'Arguin National Park. This national park is located along the coast and is known for its diverse ecosystems, including extensive sand dunes, coastal wetlands, and important bird habitats. The park is a significant breeding ground for migratory birds and supports a rich marine ecosystem. It is recognized as a UNESCO World Heritage site and offers unique opportunities for nature lovers and birdwatchers to explore and appreciate the region's biodiversity.
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DOK 3- Differentiate What were the major geographical causes that had the biggest impact on the Battle of Mactan?
a. In the Battle of Mactan, Ferdinand Magellan's ships were not able to land near beaches due to rocky outcroppings and coral only.
b. In the Battle of Mactan, Ferdinand Magellan's ships were not able to land near beaches due to multiple whirlpools surrounding the land. c. In the Battle of Mactan, Ferdinand Magellan's ships were not able to land near beaches due to mountainous cliffs and overgrown vegetation.
d. In the Battle of Mactan, Ferdinand Magellan's ships were not able to land near beaches due to rocky outcroppings, corals, and shallow waters.
Answer: Lapu-Lapu strongly opposed Magellan's proposal and Humabon's orders.
Explanation: hope it helps
Answer:
Person above is correct
Explanation:
Lapu-Lapu strongly opposed Magellan's proposal and Humabon's orders.
Pls answer and I will give you brainliest
Answer:
A= 900 ; B= 900 ; C= 1500 ; D= 1000 ; contour interval is 500 ; difference = 0 ; diffirence = 500 ; Away from the lake ; x= 1600 ; plains ; the side towards fish creak.
Explanation:
List and describe at least four reasons why some countries are rich and some are poor.
Answer:
their system of economics, school and cultural are very important, look at the example of the Nordic countries, they have the best schools, basically their brains are nourished more and can help their country in the future. Pure logic, but if you look at countries like Japan or China where their students are slaves and end up having mediocre jobs or unhappy jobs for a long time full of frustration. What I mean is that it's an educational system is very important and in our countries they do it wrong, I know it has nothing to do with it but think it a little
Explanation:
Answer:I know the answer
Explanation: There can be multiple reasons for this. First reason can be maybe the economy of the particular country is not strong enough. Secondly the country may not have strong government. Thirdly, the country might not have powerful military. And lastly the country might be poor in mineral and coal production or poor natural resources.
put the following in order from the largest to the smallest:
Universe, stars, Galaxies, supernovas, Solar system, black holes, and red giants.
Nine splits into four groups are two, with a ___ of one.
Answer:
remainder
Explanation:
There are two ways to prevent the spread of malaria. Describe both methods, and identify the steps people in Africa are taking to eliminate the disease.
Answer:
To avoid being bitten:
Stay somewhere that has effective air conditioning and screening on doors and windows.
If you're not sleeping in an air-conditioned room, sleep under an intact mosquito net that's been treated with insecticide.
Use insect repellent on your skin and in sleeping environments.
Explanation:
multiple choice answers
Answer:b
Explanation:
What forms when oceanic lithosphere collides with continental lithosphere at a convergent boundary? Explain.
Answer:
When oceanic lithosphere collides with continental lithosphere at a convergent boundary, a subduction zone is formed. A subduction zone is a tectonic boundary where one lithospheric plate is forced beneath another plate and descends into the Earth's mantle.
Here's how the process occurs:
Oceanic lithosphere: The oceanic lithosphere, which is denser than the continental lithosphere, starts to converge with the continental lithosphere.
Subduction: As the oceanic plate moves towards the continental plate, it starts to subduct (dive) beneath the continental plate. This subduction occurs because the oceanic lithosphere is denser and more negatively buoyant than the continental lithosphere.
Trench formation: The point where the oceanic lithosphere begins to subduct beneath the continental lithosphere forms a deep oceanic trench. The trench marks the surface expression of the subduction zone.
Volcanic activity: As the oceanic lithosphere descends into the mantle, it undergoes intense heat and pressure. The subducting plate releases water-rich minerals and undergoes partial melting. This process generates magma, which rises through the overriding continental plate.
Volcanic arc formation: The magma generated from the subducting plate forms a chain of volcanoes known as a volcanic arc on the overriding continental plate. Examples of such volcanic arcs include the Andes in South America and the Cascades in North America.
Earthquakes and mountain building: As the subducting plate continues to descend into the mantle, it can cause intense pressure and deformation in the overriding plate. This leads to earthquakes and may result in the uplift and deformation of the continental crust, contributing to mountain building. Examples of mountains formed through the collision of oceanic and continental lithosphere include the Andes and the Himalayas.
Explanation:
In summary, when oceanic lithosphere collides with continental lithosphere at a convergent boundary, a subduction zone is formed. This results in the formation of a deep oceanic trench, volcanic activity and the creation of a volcanic arc on the overriding plate, earthquakes, and mountain building. The collision and subduction of oceanic lithosphere play a crucial role in shaping the Earth's surface and in the formation of significant geological features.
What major landforms or waterways will be crossed when traveling from Morocco to Sudan? Name more than one.
Answer:
Here are some of the major landforms or waterways that will be crossed when traveling from Morocco to Sudan:
The Atlas Mountains
The Sahara Desert
The Nile River
The Red Sea
The Ethiopian Highlands
The Sudd
The Great Rift Valley
The exact route that you take will depend on your starting point in Morocco and your destination in Sudan. However, no matter which route you choose, you will be crossing some of the most rugged and challenging terrain in the world.
Explanation:
Answer:
Explanation:
Nile river
the sudd
sorry thats all i can remember
Millions of years ago, the Sierra Nevada region began to be uplifted along a crack in Earth's crust. The region on the other side of the crack moved downwards. Which physical feature most likely resulted from such a motion?
Fault block mountain with rough edges and steep cliffs
Fault block mountain with waves, twists, and turns
Folded mountain with rough edges and steep cliffs
Folded mountain that appeared wavy
Fault block mountain with rough edges and steep cliffs resulted from the Sierra Nevada region being uplifted in Earth's crust and the region on the other side of the crack moving downwards. So. option (a) is relevant.
What are Fault blocks ?The Earth's crust experiences tectonic and localized forces that result in very huge chunks of rock called fault blocks, some of which can span hundreds of kilometers. Faults separate large regions of bedrock into separate blocks. Blocks are distinguished by reasonably consistent lithology. The largest of these fault blocks are crustal blocks.. Terranes are big crustal pieces that break off from tectonic plates. Microplates are terranes that span the entire lithosphere's thickness. Continent-sized blocks are referred to by a variety of names, including extensional allochthons, H-blocks, continental ribbons, and outer highs.
The effects of moving blocks vertically, however, are much more striking. Sometimes, landforms (such as mountains, hills, ridges, lakes, valleys, etc.) are created when faults have a significant vertical displacement. High escarpments can be created by nearby down-dropped (grabens) and raised (horsts) blocks. Due to compaction or stretching of the crust at that location, the movement of these blocks is frequently accompanied by tilting.
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Answer:
A
Explanation:
Just trust me. =)
What color is the sky, grass, and the sun?
Thx
Answer:
☆<《HOPE IT WILL HELP YOU 》>☆Explanation:
The colour of :-
sky is white but it appears Blue
grass is green
sun is orangies yellow dut it appears white
please mark my ans as BRAIN LIST
How many countries are in Southwest Asia Continent?
Answer: 9
Explanation: Afganistan, Bangladesh, Bhutan, India, Iran, Maldives, Nepal, Pakistan & Sri Lanka.
Georgia’s natives primarily used what material to make arrow heads?
Answer:
Stones and obsidian
Explanation:
Georgia’s natives primarily used stones and obsidian to make arrow heads.
What are the extreme points of India ?
Explanation:
The extreme points of India include the coordinates that are further north, south, east or west than any other location in India; and the highest and the lowest altitudes in the country. The northernmost point claimed by India is in territory disputed between India and Pakistan. With the exception of Kanyakumari (Cape Comorin), the southernmost location of mainland India, all other extreme locations are uninhabited.
Question 9 Multiple Choice Worth 3 points)
(02 03 MC)
Ascientist observes debris added to a landform from a melting glacier. This is evidence for which type of natural process?
O Physical weathering
Chemical Weathering
O Erosion
O Deposition
Answer:
D deposition
Explanation: