Across
- 3. Mine a network of tunnels that go deep into the ground, following the veins of the ore
- 4. Power Plant Structure in which the energy of falling or flowing water spins a turbine generator to produce electricity.
- 5. Warming an increase in the average temperature of the earth's atmosphere (especially a sustained increase that causes climatic changes)
- 6. Is the Ability To Do Work
- 9. energy energy from the sun that is converted into thermal or electrical energy
- 11. air moving (sometimes with considerable force) from an area of high pressure to an area of low pressure
- 14. Something that can not be renewed
- 16. a fossil fuel consisting of carbonized vegetable matter deposited in the Carboniferous period
- 17. liquid fossil fuel formed from marine organisms that is burned to obtain energy and used in the manufacture of plastics
- 18. rotary engine in which the kinetic energy of a moving fluid is converted into mechanical energy by causing a bladed rotor to rotate
- 19. mine mine which removes the soil above it to expose the desired mineral below
Down
- 1. fuels a nonrenewable energy resource that forms in the Earth's crust for millions of years
- 2. engine that converts mechanical energy into electrical energy by electromagnetic induction
- 7. Gas a fossil fuel in the gaseous state
- 8. renewable energy from plants and animals
- 10. Energy Any source of energy that can be continually produced and is inexhaustible given current conditions.
- 12. Plant an electrical generating station
- 13. a fuel made from soybeans or vegetable oil
- 15. Gas Carbon dioxide.
- 20. a nuclear reaction in which a massive nucleus splits into smaller nuclei with the simultaneous release of energy