Across
- 4. used to write on paper
- 5. sharp! Usually made out of metal
- 7. counting things carefully
- 9. a type of energy, usually PE = mgh
Down
- 1. a type of energy that we usually call heat
- 2. a type of energy, usually KE = (0.5mv^2)
- 3. ability to do work
- 6. measured in meters
- 8. a type of energy from the Sun