Water Cycle

2. The swirling motion of water is called ______________.
5. Surface water near the ______________ is warmer than water near the poles.
7. When water vapor cools and changes back into a liquid, the process is called ______________.
8. The ______________ is the continuous movement of water on Earth.
13. Most of the planet’s freshwater is stored in ______________, ice caps, and glaciers.
14. Around ______________ billion people worldwide do not have access to clean, safe water.
15. Oil spills and dumped ______________ can harm animals and spoil the shoreline.
17. Water that falls to Earth as rain, snow, sleet, or hail is called ______________.
18. The energy that drives the water cycle comes from the ______________.

1. The process of liquid water turning into water vapor is called ______________.
3. The ______________ Ocean has higher salinity than the surface waters of the Pacific.
4. ______________ and rising sea levels can cause beaches to shrink.
6. Water is found in the air, on land, and ______________.
8. Earth is often called the “____________ planet” because water is found almost everywhere.
9. ______________ describes the amount of salt dissolved in water.
10. Water that you cannot see because it is a gas is called ______________.
11. is water vapor that is warmer than the air around it.
12. Collecting and storing water in reservoirs helps maintain a steady ______________.
16. Water ______________ and habitat destruction are two major causes of freshwater shortages.