Front

What is the original or most important part of something?

Back

Primary

Front

What do we call a slow moving body of ice on land?

Back

Glacier

Front

What is the term for the continuous movement of water on Earth?

Back

Water cycle

Front

What term describes a swirling movement?

Back

Circulation

Front

What does it mean to spread out?

Back

Distribute

Front

What is the process called when water vapor cools and changes back into liquid?

Back

Condensation

Front

What is the term for the process of water turning into vapor?

Back

Evaporation

Front

What do we call the water that falls from the sky as rain, snow, sleet, or hail?

Back

Precipitation

Front

What is the term for the natural storage of water in lakes, rivers, and oceans?

Back

Reservoir

Front

What is the term for the movement of air in a circular pattern?

Back

Air circulation