Across
- 1. Heat energy is used for_____ .
- 4. _____is a form of enery that we can hear.
- 5. We cannot see in dark as there is no_____ .
- 7. Lamps and calculators require_____ energy to work.
Down
- 2. A moving object has_____ energy.
- 3. An object above the ground has_____ potential energy.
- 4. Potential energy is also known as_____ energy.
- 6. Hwat energy can keep us_____ .