Earth Systems Review

Front

How would you describe Earth's water?

Back

Most of Earth's water is salt water. The little bit of fresh water on Earth is mostly frozen.

Front

Define biosphere

Back

Life on earth.

Front

Define hydrosphere

Back

Water on earth.

Front

What percentage of Earth's water is NOT salt water?

Back

3%.

Front

Do most people get their water from ground water or surface water?

Back

Ground Water.

Front

What is the atmosphere?

Back

The layer of gases surrounding Earth.

Front

What is the lithosphere?

Back

The solid outer part of the Earth, including the crust and upper mantle.

Front

What is the difference between renewable and non-renewable resources?

Back

Renewable resources can be replenished naturally, while non-renewable resources cannot.

Front

What is an ecosystem?

Back

A community of living organisms interacting with their environment.

Front

What is the water cycle?

Back

The continuous movement of water on, above, and below the surface of the Earth.