Across
- 2. 9What is the unit for power?
- 3. 14What is the unit of measurement for frequency?
- 5. 13What is the unit of measurement for wave length?
- 7. 8What is the equation for calculating work?
- 9. 18the rays entering and leaving the block are ......
- 12. 15What is the unit of measurement for energy?
- 14. 4what sciencetific word means 'making the sound louder?
- 17. 3Sound can travel through solids, liquids, and gases but not through a
- 18. 11What is the equation for calculating density?
- 19. 2all sound is produced by something that is.
Down
- 1. 5light waves are one of the ways that energy from the sun ..... the earth
- 4. 16lightis ........ when it passes a grass block
- 6. 10What is the equation for calculating speed?
- 8. 7What is the SI unit of force?
- 10. 19what is the unit of force
- 11. 17light travel more ........ in air than glass
- 13. 6the earth travel in .............. lines
- 15. 20Magnetic materials such as ..... nickel, or steel can be magnetized.
- 16. 12What is the unit of measurement for sound intensity?
- 18. 1What is the unit of speed