Across
- 4. measure of the impact human activities have on the environment in terms of the amount of greenhouse gases produced, measured in units of carbon dioxide
- 7. Fuel from organic sources
- 9. Fuel that is made of hydrocarbons that are 16 carbons long; a high compression internal combustion engine.
- 10. stored energy that results from the position or shape of an object
Down
- 1. to change from one form to another
- 2. the energy an object has due to its motion
- 3. The ability to do work or cause change
- 5. a biofuel intended as a substitute for diesel.
- 6. A machine that converts mechanical energy into electrical energy
- 8. the transfer of energy from one organism to another through a food chain or web; or the transfer of energy from one object to another, such as heat energy