Name _____________

1. How much of your body is made up of water?

2. Water is the ______________ substance that is found in the form of a liquid, solid, and gas.

3. When water evaporates, it changes from a ______________ to a ______________.

4. What is a cloud?

5. There is exactly the same water on earth as there was millions of years ago? True False

6. Most of the water on earth is salty? True False

7. Clear water is always clean water. True False

8. Today's water pipes are made out of_______________________________ , _____________________________, and____________________________________.

9. ___________________________ ___________________________is so strong that you can't keep water from coming from an open faucet.

10. The average city in the United States loses about __________ of its water through leaks.