Across
- 2. any kind of energy that can be used to make lights and maachines work
- 4. power that is produced to make machines work or provide heat
- 7. is related to or caused by the sun
- 8. not making any sound
Down
- 1. beneath the surface of the earth
- 3. when liquid moves in a steady stream
- 5. energy that flows through wires and makes light and machines work
- 6. when you carry something heavy