Resources in Earth Systems

Front

Which of Earth's spheres consists of all living things?

Back

Biosphere

Front

Most of Earth's freshwater is ___________

Back

frozen

Front

Bears, people, and trees are part of what Earth System?

Back

Biosphere

Front

Earth's relatively thin layer of gases is the __________.

Back

Atmosphere

Front

What are resources people use to make objects or to eat as food?

Back

Material resources

Front

What is the layer of Earth that includes rocks and soil?

Back

Geosphere

Front

What is the term for the water in Earth's oceans, rivers, and lakes?

Back

Hydrosphere

Front

What do we call resources that cannot be replaced once used?

Back

Nonrenewable resources

Front

What is the term for resources that can be replenished naturally?

Back

Renewable resources

Front

What is the term for energy sources that are abundant and will not run out?

Back

Inexhaustible resources