Across
- 4. When light bounces off of an object
- 6. Objects that pass heat easily
- 7. Objects that do not pass heat easily
- 8. A kind of circuit where if one light bulb doesn't work is unplugged, the others can still work
- 11. Electricity travels in a path called a _____.
- 15. How sound passes through matter
- 16. A kind of energy; you can hear it
- 17. Sound waves with a high frequency make this kind of pitch
- 18. A kind of energy; warmth
- 20. The buildup of electrical charges is called _____ electricity.
- 22. The interaction between positively and negatively charged particles
Down
- 1. A back and forth motion
- 2. The flow of electrical charges is called electrical _____.
- 3. When heat passes through two objects that are touching
- 5. A kind of energy;
- 9. A kind of energy; you can see it
- 10. Sound waves with a low frequency make this kind of pitch
- 12. When heat is passed through liquids or gases
- 13. When heat is passed without the use of any matter
- 14. When light bends while passing through an object
- 19. This object lets you see all of the colors in a beam of light
- 21. A kind of circuit where if one light bulb doesn't work is unplugged, the others will not work
