RENEWABLE ENERGY CROSSWORD

2. The storage of water in a reservoir behind a dam.
6. A type of biomass; woody material that has been heated in the absence of oxygen so that water and some volatile compounds are driven off.
7. Biological material that has mass.
10. The energy that an object possesses due to its motion; dependent on both the mass and velocity of the object.
11. Energy that comes from the movement of water driven by the gravitational pull of the Moon.
12. Energy sources gathered by individuals for their own immediate needs including straw, sticks, and animal dung.
13. An energy source that can be regenerated indefinitely as long as it is not overharvested.
14. A device that can be turned by water, steam, or wind to produce power such as electricity.
15. A use of energy from the Sun that takes advantage of solar radiation without active technology.
17. this type of (heat) energy comes from the natural radioactive decay of elements deep within Earth.
18. Incoming solar radiation, which is the main source of energy on Earth.
19. This renewable form of energy is generated by the kinetic energy of moving water.

1. Energy sources that can be replenished naturally, at or near rate of consumption, & reused.
3. A type of biomass; alcohol made by converting starches and sugars from plant material into alcohol and CO2.
4. An energy source that cannot be used up.
5. Methods for finding and implementing ways to use less energy.
8. This type of energy is generated from the kinetic energy of moving air.
9. A use of technology that captures and stores the energy of sunlight with electrical equipment and devices.
15. A use of energy from the Sun as light, not heat, and converting it directly into electricity
16. This type of energy utilizes radiant light and heat from the sun.