T1L3 Condensed Version (Unit Exam)

Front

What is the saturated zone?

Back

The saturated zone is a layer of soil that is completely filled with water.

Front

What is the largest source of salt water on Earth?

Back

The largest source of salt water is the oceans.

Front

What percentage of freshwater is found underground?

Back

29% of freshwater is found underground.

Front

What is the unsaturated zone?

Back

The unsaturated zone is the top layer of soil that contains both air and water.

Front

What is a watershed?

Back

A watershed is the land area that drains into a river system.

Front

Define infiltration in the context of water movement.

Back

Infiltration is the process by which water on the ground surface enters the soil.

Front

What is groundwater?

Back

Groundwater is water that is found underground in the saturated zone.

Front

Explain the difference between a tributary and a watershed.

Back

A tributary is a smaller river that flows into a larger river, while a watershed is the area that drains into that larger river.

Front

What role do rivers play in the water cycle?

Back

Rivers transport water from land to oceans, contributing to the water cycle.

Front

What is the significance of the water table?

Back

The water table is the upper surface of the saturated zone, indicating the level below which the soil is saturated with water.