Answer the following question given this paragraph: Convection in the mantle drives the movement of the plates of lithosphere over the Earth's surface. New oceanic crust forms at the ridge and pushes the older seafloor away from the ridge horizontally. Q: Convection in which part of the earth drives the movement of the plates of lithosphere over the earth's surface? Choices: - atmosphere - ocean - upper crust - mantle A:
mantle
(Question)
Answer the following question given this paragraph: Coal has different grades. Bituminous coal forms at lower temperatures. It contains a lot of sulfur. When it is burned, it causes a lot of pollution. Anthracite coal forms under higher temperatures. This drives off the sulfur, and the coal burns more cleanly. Q: What type of coal is formed at lower temperatures? Choices: - clean - calcareous - limestones - bituminous A:
(Answer)
bituminous
Ques: Answer the following question given this paragraph: The ocean is becoming increasingly polluted with trash. Ocean acidification is also occurring because ocean water dissolves some of the excess carbon dioxide in the atmosphere. The more acidic water harms aquatic organisms. Q: Ocean acidification results from the ocean absorbing what gas from the atmosphere? Choices: - hydrogen - nitrogen - oxygen - carbon dioxide A:
Ans: carbon dioxide
(Q).
Answer the following question given this paragraph: Platypus. The platypus is a monotreme, a mammal that reproduces by laying eggs. Q: A mammal that reproduces by laying eggs is called what? Choices: - mammal - maidenhair - cactaceae - monotreme A:
(A).
monotreme
Ques:Answer the following question given this paragraph: You won't see this car on the road, at least not yet. It's a concept car that was developed by a major automaker. Instead of burning gasoline, it runs on hydrogen gas. Using hydrogen for fuel doesn't produce pollution, and it doesn't depend on nonrenewable fossil fuels. New technologies like this car may one day help solve our energy resource problems. But even without new technologies such as this, there are many ways we can help solve the problems right now. Q: Developing cars that run on hydrogen gas can help solve our dependence on what? Choices: - oxygen - food - water - nonrenewable fossil fuels A:

Ans:nonrenewable fossil fuels
Answer the following question given this paragraph: Some people are allergic to certain foods. Nuts and shellfish are common causes of food allergies. Other common causes of allergies include:. Q: Which waves have the longest wavelengths but the least energy in the atmosphere? Choices: - microwaves - channel waves - light waves - radio waves A:
radio waves