Across
- 5. is the protection and wise use of natural resources
- 8. a natural resource that forms more slowly than it is consumed
- 9. electrical energy generated from moving water
- 12. material from plants and animals that contains chemical energy
- 14. nonrenewable resource formed from the buried remains of plants and animals
- 16. a natural resource that can be replaced at the same rate it is consumed
- 17. the careful and responsible management of resources
- 18. splitting of the nuclei of radioactive atoms
- 19. natural resources that are used to generate energy
Down
- 1. process in plants converts carbon dioxide and water into oxygen and sugar
- 2. energy collected from turbines that spin when wind moves them
- 3. any natural material that is used by humans
- 4. natural resources used to make objects, food, or drinks
- 6. energy released when the nuclei of atoms are split or combined
- 7. energy from the mantle of the earth
- 10. harmful solar radiation that uses energy high above the visible spectrum
- 11. energy collected from the sun
- 13. molecule made of 3 oxygen atoms.
- 15. the collection and mixture of gasses that surround a planet, moon, or other space object