physics revsion
Across
- 4. something that can never be destroyed or lost
- 5. decay when neutrons fly out of the nucleus
- 8. unit used to measure current
- 10. heat finds it easier to travel through things
- 11. unit used to measure resistance
Down
- 1. amount of effort put in to something
- 2. unit that measures force
- 3. a type radiation that can penetrate paper but doesnt travel as far as gamma
- 6. when hot air rises because its less dense
- 7. energy movement enegry
- 9. one of the three particles in a atom. A electron is negative