Across
- 1. bits of soil, sand and rock that are picked up by rivers and dumped in the ocean
- 3. to change from liquid to gas
- 4. a giant ice sheet that slowly moves out in all directions
- 6. an imaginary line around earth between the north and south pole
- 8. the tempter that water freezes
- 9. to wear away
- 10. the gas form of water
- 11. harmful matter that makes water, soil and air dirty
Down
- 2. a material found in nature that is helpful for humans
- 5. to change from gas to a liquid
- 7. a flowing stream of water within a larger body of water