Earth's Water System

Front

What is runoff?

Back

Runoff is water that flows over Earth's surface after it rains, gathering in lakes, oceans, and streams.

Front

What is the water cycle?

Back

The water cycle is the continuous process by which water is recycled on Earth, involving evaporation, condensation, and precipitation.

Front

Why is it important to conserve water?

Back

It is important to conserve water because it is a limited resource.

Front

What is groundwater?

Back

Groundwater is water that is stored in cracks and pores below the Earth's surface.

Front

What is evaporation?

Back

Evaporation is the process by which water changes from a liquid to a gas, usually due to heat.

Front

What is condensation?

Back

Condensation is the process by which water vapor cools and changes back into liquid water, forming clouds.

Front

What is transpiration?

Back

Transpiration is the process by which plants release water vapor into the air from their leaves.

Front

What are some ways to conserve fresh water?

Back

Some ways to conserve fresh water include taking shorter showers, using collected rainwater for gardens, and not leaving the faucet running.

Front

What is surface water?

Back

Surface water is water that collects on the surface of the ground, such as in rivers, lakes, and oceans.

Front

What is the difference between fresh water and salt water?

Back

Fresh water has low salt concentration and is found in rivers, lakes, and glaciers, while salt water has high salt concentration and is found in oceans.