The carbon cycle is an important part of the cycling of the energy in which of the following?

the hydrosphere

the lithosphere

the atmosphere

the biosphere

Freedom of speech can be limited in cases involving

Which statements explain what happens at deep-ocean trenches? Check all that apply Crust is formed Mountains are formed Seafloor spreading occurs. Crust becomes molten rock. Denser plates slide under lighter plates

Deep ocean currents move A. very slowly beneath the ocean. B. very quickly beneath the ocean. C. heat across the globe by pushing cold water up from the tropics. D. heat across the globe by driving warm water down towards the equator.

What is the definition of natural selection?

Which statements describe continental crust? Select the three correct answers. A. Its age ranges from very young to more than 4 billion years old. B. It is made mostly of volcanic rock. C. It is less than 10 km thick. D.

Conflict between Armenians and Azeris resulted in a war over

An isthmus is the same as an island group - it's completely surrounded by water on all sides.

How are the amazon and mississippi similair

Organic material porvidrd nitrogen for plants. Which soil component contributes the most nitrogen to plants?

In general, in which direction did the black death spread during the 14th century?