Physics :D
Across
- 3. distance between two similar points
- 8. heat transfer in a liquid and a gas
- 9. object with the same charges
- 11. a unit of energy
- 12. energy that comes from motion
Down
- 1. the time it takes for half an amount of radioactive material to decay
- 2. something that makes charges harder to pass through
- 4. speed with a direction
- 5. also known as potential difference
- 6. heat transfer in a solid
- 7. caused by moving charges
- 10. it measures current