Resources in Earth Systems

Front

What is the importance of clean water for health in developing countries?

Back

Contaminated water causes diseases in people who drink it.

Front

What percentage of Earth's water is salt water?

Back

About 97.5% of the water on Earth is salt water.

Front

What is geothermal energy?

Back

Thermal energy that comes from deep within Earth.

Front

What are energy resources?

Back

Resources that people use for energy.

Front

What is a disadvantage of solar energy?

Back

The equipment is expensive to manufacture and maintain.

Front

What is the main component of living organisms?

Back

Every living organism on Earth is made up partly of water.

Front

What type of energy is derived from the sun?

Back

Solar energy.

Front

What are nonrenewable resources?

Back

Resources that cannot be replenished in a short period of time.

Front

What is an example of an inexhaustible resource?

Back

Solar energy is an inexhaustible resource.

Front

What is the difference between renewable and nonrenewable resources?

Back

Renewable resources can be replenished naturally, while nonrenewable resources cannot.