Across
- 3. Wood and ceramic are good ....
- 6. Another term for potential difference
- 8. Unit of measurement for electrical resistance
- 9. How does thermal energy from the sun reach the Earth?
- 10. Angle of incidence = angle of ....
Down
- 1. Force that acts between two surfaces trying to slide over each other
- 2. The quantity of mass per unit volume of a substance
- 4. Bending of a path of light due to a change in speed caused by entering a different medium
- 5. Transfer of heat energy due to particles colliding
- 7. Used to measure current