ENERGY

3. energy that uses the power of the sun to produce electricity.
4. a lamp in which electricity is the source of light.
5. the production of electricty by the force of fast moving water.
7. an advantage or profit gained from something, so it isn't harmful.
9. a device that produces electricity to provide power for radios, cars,etc.
11. a type of renewable energy that is stored in rocks and fluids in the centre of the Earth.
13. a hard rock which can be burned.
15. an organic material that comes from plants and animals.

1. the flow of electrical power or charge. It’s one of the most widely used forms of energy.
2. an electrical appliance that is used to mix food or make fruit juice.
6. an energy source that can't be replenished or takes millions of years to form.
8. an unfavorable condition or position, it can cause damage or loss.
10. energy that comes from natural sources or processes that are replenished but flow-limited.
12. a kind of energy produced by converting primary sources of energy.
14. one of the natural sources of energy that comes from the air flows and it is used to generate electricity.