Across
- 4. the energy produced by hear within Earth.
- 6. electrical energy produced by the flow of water.
- 7. the energy released by a fission or fusion; the binding energy if the atomic nucleolus.
- 8. a natural resource that humans use to generate electricity.
- 10. any material that is used by humans such as water, petroleum, minerals, forests, and animals
- 11. a resource that forms at a rate that is much slower than the rate at which the resource is consumed.
- 13. the process by which a nucleolus splits into two or more fragments and releases neutrons and energy.
Down
- 1. the use of the force of moving air to drive an electric generator.
- 2. a nonrenewable energy resource formed from the remains of organisms that lived long ago.
- 3. a natural resource that humans use to make objects or to consume as food or drink.
- 5. a natural resource that can be replaced at the same rate at which the resource can be consumed
- 9. the energy received by Earth from the sun in the form of radiation.
- 12. plant matter; manure; or ant other organic matter that is used as an energy source.