Across
- 3. the ability to change or be changed easily according to the situation
- 5. water with salt in it, such as the ocean
- 9. an educated guess about a number
- 10. water that is not salty, such as the water in most lakes and rivers
- 11. a measurement of the surface of something
- 12. an image that helps you understand information
Down
- 1. all the water (solid, liquid, gas) on and around planet Earth
- 2. how much space something takes up
- 4. a large area of water with land all around it
- 6. a large area of salt water that covers the Earth
- 7. a large area of frozen water found on the surface of the Earth
- 8. recorded measurements or observations