Match the following.
| 1. Rain water | A. Secondary source of water |
| 2. Ground water | B. Water conservation |
| 3. Boiling | C. Primary source of water |
| 4. Saving water | D. Kills germs |
Reveal answer
Fill a bubble to check yourself
Match the following.
| 1. Rain water | A. Secondary source of water |
| 2. Ground water | B. Water conservation |
| 3. Boiling | C. Primary source of water |
| 4. Saving water | D. Kills germs |