Across
- 2. the largest ocean
- 7. makes up 3 percent of the water on Earth
- 9. the number of continents on Earth
- 10. 97 percent of water is located here
- 12. ocean water contains this substance and it makes it unfit to drink
Down
- 1. About 2 percent of water on the earth are frozen in ________and ice caps
- 3. the second largest ocean
- 4. the study of the movement and distribution of water on earth
- 5. this is a mnemonic that is used the remember the great lakes
- 6. the largest amount of water that is readily available for human use.
- 8. the number of oceans on Earth
- 11. makes up over 70 percent of the total surface of our planet