The Water Cycle

____ happens when the Sun heats water and turns liquid into vapor.

• Precipitation
• Condensation
• Evaporation
• Infiltration

What process do plants use to release water vapor?

• Runoff
• Infiltration
• Transpiration
• Condensation

When water vapor cools and changes into tiny droplets, it is called ____.

• evaporation
• condensation
• precipitation
• runoff

What are clouds made of?

• Water droplets or ice
• Dust and gas
• Pure water vapor
• Liquid rivers

Which is NOT a form of precipitation?

• Fog
• Snow
• Hail
• Sleet

Most of the water that evaporates comes from the oceans.

• True
• False

Water flowing over the land into streams and rivers is called ____.

• transpiration
• groundwater
• infiltration
• runoff

Layers of rock that store groundwater for wells are called:

• Ice caps
• Glaciers
• Aquifers
• Clouds

Gravity pushes water vapor upward into the sky.

• True
• False

What provides the energy that drives the water cycle?

• Rivers
• Gravity
• Wind
• The Sun

What is another name for the water cycle?

• Nitrogen cycle
• Carbon cycle
• Hydrologic cycle
• Rock cycle

How many states of water are named in the text?

• Three
• Two
• Four
• Five

Water that soaks into the soil and moves underground is called ____.

• infiltration
• evaporation
• condensation
• runoff

About what percent of Earth's surface do oceans cover?

• 90 percent
• 30 percent
• 71 percent
• 50 percent

Condensation is the opposite of evaporation.

• True
• False