Across
- 3. numbers
- 6. what is made up of two incline planes
- 8. what is the unit for energy
- 9. base unit of length
- 10. to measure how hot or cold something is
- 11. a rod on the roof to protect it from lightning
- 12. the # of protons and neutrons
- 14. which wave has the longest range
- 15. speed in a certain direction
- 16. unit of measure of potential difference
- 17. a device used to make work easier
- 18. the rate at which work is done
- 19. made up of two or more substances
- 20. transferring electricity by rubbing
- 22. sugar and starches
- 25. # of protons
- 26. something that conducts electricity
- 27. when two substances combine to make one product
Down
- 1. a push or pull
- 2. all parts are connected one after another in a circuit
- 4. device used to measure voltage
- 5. what is mixed evenly
- 7. lowest point on a wave
- 13. one element replaces another element in a compound
- 21. base unit of mass
- 23. an educated guess
- 24. what make up proteins
- 25. the height of a wave