Water Distribution and Oceans (24-25)

Front

What heats the Earth's oceans?

Back

The sun heats the Earth's oceans.

Front

What is the relationship between ecosystem health and water quality?

Back

The health of an ecosystem is directly related to water quality.

Front

Why is most of the freshwater on Earth not available for our use?

Back

Most of the freshwater is frozen in the icecaps and glaciers.

Front

What factors affect the density of water?

Back

The density of water is affected by salt and temperature.

Front

How do ocean currents affect climate?

Back

Ocean currents can cause certain areas to have a warmer climate than expected.

Front

What is the main source of energy for the Earth's oceans?

Back

The sun is the main source of energy for the Earth's oceans.

Front

What percentage of Earth's water is saltwater?

Back

About 97% of Earth's water is saltwater.

Front

What is the water cycle?

Back

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

Front

What is the importance of freshwater ecosystems?

Back

Freshwater ecosystems provide habitat for wildlife, drinking water, and recreational opportunities.

Front

What is the difference between surface water and groundwater?

Back

Surface water is found in rivers, lakes, and ponds, while groundwater is found underground in aquifers.