Across
- 2. a standard by which something can be judged or decided.
- 3. operating by or producing electricity.
- 7. a thing made or adapted for a particular purpose, especially a piece of mechanical or electronic equipment
- 8. when an object changes its position with respect to a reference point in a given time
- 9. the matter from which a thing is or can be made.
Down
- 1. energy that resides or remains in the power supply system
- 4. the natural agent that stimulates sight and makes things visible.
- 5. cause to change in form, character, or function.
- 6. the quality of being hot; high temperature.