Across
- 2. The action of movement
- 3. Items used to make something
- 5. The result of thermal energy
- 6. Operating or producing electricity
- 9. A machine built to do a certain job
Down
- 1. Energy that is built up and waiting to be used
- 4. To change from one form to another
- 7. The standard or requirements something must meet
- 8. A type of kinetic energy that makes things visible