Ch 2. Test

Front

Which choice includes all living things on Earth?

Back

biosphere

Front

Which choice includes all water on Earth, including ice and water vapor?

Back

hydrosphere

Front

Which choice includes the crust and upper mantel?

Back

lithosphere

Front

This layer contains a solid inner part, a liquid outer part, and is made of nickel and iron.

Back

the core

Front

This layer of earth contains molten rock, and convection is thought to occur in this layer.

Back

mantel

Front

Which choice includes all the gases that surround earth?

Back

atmosphere

Front

The theory that all the continents of earth were all connected, then drifted away is...

Back

continental drift theory

Front

Which layer of earth is rocky, and thin?

Back

crust

Front

What are tectonic plates?

Back

segments of earth's crust that rest on the upper mantel

Front

How is it thought tectonic plates move?

Back

convection in the mantel causes them to move