7th Grade Review 2023

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Across
  1. 3. Without ____ there is no kinetic energy
  2. 7. The unit for voltage
  3. 10. A type of magnet that can be turned on and off
  4. 12. A circuit through which current cannot flow
  5. 13. The absence of a medium
  6. 16. A device that converts electrical energy into mechanical energy
  7. 18. Sound travels fastest through...
  8. 19. The material a wave moves through
  9. 21. The unit for frequency
  10. 22. High pitched sound has a __ frequency
  11. 23. When a wave bounces off of an object
  12. 24. When a wave bends
  13. 26. The unit for current
  14. 28. When light passes through an object
Down
  1. 1. The unit for resistance
  2. 2. At the ____ of a magnet, the magnetic field is strongest
  3. 4. Energy, like matter, cannot be created or destroyed - however, we can ___ it from one for to another
  4. 5. The total ____ of something is the potential plus the kinetic energy
  5. 6. The unit for energy
  6. 8. What two same poles do
  7. 9. A device that converts mechanical energy into electrical energy
  8. 11. A wave that moves at a right angle to the motion of the wave
  9. 14. Light with the shortest wavelength and highest energy
  10. 15. ____ energy is affected by gravity, mass, and height
  11. 17. Energy that is dependent on motion
  12. 20. The distance between crests of a wave
  13. 25. The height of a wave
  14. 27. A circuit with more than one path for electricity to flow through