Alpha science

3. an engine that has a part with blades that are caused to spin by pressure of water, steam or air
4. using solar energy to heat a fluid, either liquid or air, and transfer it to either a storage container or the interior unit, not using mechanical components to process energy
6. a nuclear reaction in which the nuclei of isotopes of certain heavy elements, such as uranium and plutonium, split and are divided into smaller atoms
7. energy from moving water that can be used to create electricity
8. also known as a solar cell, a device that converts the energy of light directly into electricity
9. a device of solar cells that converts the radiation from the sun into electrical energy
10. solar thermal systems that use mirrors to concentrate sunlight onto a receiver that superheats a liquid
12. energy from the movement of wind that can be used to create electricity

1. to create new material from a product
2. a reaction where two or more nuclei of atoms combine to form a single nucleus
5. a natural resource that can be replaced
11. radiant energy that comes from the sun