Across
- 3. Caused from the sun
- 5. go through a medium
- 8. when the whole substance is changed
- 12. a thing organizing the elements
- 13. measurement in unit called hertz
- 14. smallest unit
Down
- 1. when the outer side of something changes
- 2. when two or more things rub against each other
- 4. when the energy is stored up
- 6. when an object is in motion it has
- 7. something that magnets have
- 9. when air is moving all around
- 10. when the energy is being moved or in motion
- 11. everything is made up of