Across
- 3. Vibration energy that creates waves in the air
- 4. A poor conductor of heat
- 9. Energy from the sun
- 11. When sound energy is scattered in many directions
- 12. Units of measurement for loudness
- 14. Transfer of heat energy through a fluid
- 15. Process by which a plant converts light energy
- 16. Amount of waves passing a single point per second
- 18. On a sound wave this is the distance from crest to crest
Down
- 1. Heat energy extending outwards in all directions from the sun
- 2. Stored energy
- 5. This is what happens to sound energy when creating an echo
- 6. In a kettle electrical energy is converted to this type of energy
- 7. Unit of measurement for energy
- 8. Transfer of heat by direct contact of substances
- 10. Movement energy
- 13. Describes how effective a device is at converting energy from one type to another
- 15. A small bird is said to have a high one
- 17. Type of potential energy contained in an apple