Physics by Justin Nagaria

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Across
  1. 2. closest to sun
  2. 4. cloudlike patches seen in the night sky
  3. 5. quasi stellar object
  4. 7. measures current
  5. 10. an electromotive force or potential difference expressed in volts
  6. 11. closes and opens depending on amount if light
  7. 15. the SI unit of work or energy
  8. 17. The change in direction of a propagating wave, such as light or sound
  9. 18. A subatomic particle with a positive charge
  10. 19. distance divided by time
Down
  1. 1. My teacher calls himself
  2. 3. Curved like a segment of the interior circle
  3. 6. the heat needed to raise the temperature of 1 gram of water one degree Centigrade
  4. 8. Subatomic particle with a negative charge
  5. 9. the act of vibrating
  6. 12. gravitational force exerted on an object
  7. 13. Rearrangement of electrons in two atoms
  8. 14. a push or pull on an object
  9. 16. The basic unit of a chemical reaction
  10. 20. when sounds reflect off of a surface, that reflection is called