1. 2nd Grade VocabularyPart Six The Water Cycle

2. Water Cycle The way water keeps moving from the air to the land and back again

3. Evaporation To change from a liquid into a gas

4. Water Vapor Water in a gas state

5. Condensation To change from a gas to a liquid Condensation

6. Precipitation The water that falls to Earth as rain, snow, sleet, or hail

7. Run - off The flow of water into streams, lakes, and oceans

8. 20 15 10 5 0 Rain Gauge A tool used to collect and measure the amount of rain that falls. Cm 20 15 10 5