Across
- 7. natural resources that can not be used up
- 8. Natural resources used to generate energy.
- 9. stored energy
Down
- 1. a resource that replaces slower than it is used.
- 2. anything natural that is used to make things important to people.
- 3. energy of movement
- 4. anything natural used by humans.
- 5. A nonrenewable resource that forms from fossils.
- 6. a resource that replaces as quickly as it is used.