4.4 How Much Do You Know?

Front

What are Earth's different water resources?

Back

Earth's water resources include fresh water from rivers and lakes, and saltwater from oceans.

Front

What are phase changes in the forms of water on Earth?

Back

Phase changes refer to the changes in the state of water from solid (ice) to liquid (water) to gas (water vapor).

Front

What are some examples of types of landforms?

Back

Examples of landforms include plains, mountains, hills, deserts, and valleys.

Front

How do slow processes impact the surface of the Earth?

Back

Slow processes, like erosion and sedimentation, can form mountains and change landscapes over time.

Front

How do rapid processes impact the surface of the Earth?

Back

Rapid processes, such as earthquakes and volcanic eruptions, can cause immediate changes like forming valleys or islands.

Front

What is fresh water?

Back

Fresh water is water that has low concentrations of dissolved salts, found in rivers, lakes, and glaciers.

Front

What is saltwater?

Back

Saltwater is water that contains a high concentration of dissolved salts, primarily found in oceans.

Front

What is erosion?

Back

Erosion is the process by which soil and rock are removed from the Earth's surface by wind, water, or ice.

Front

What is a mountain?

Back

A mountain is a large landform that rises prominently above its surroundings, usually in the form of a peak.

Front

What is a valley?

Back

A valley is a low area of land between hills or mountains, often where rivers flow.