Ryan Valesky - Simple machines crossword

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Across
  1. 2. what is the equation for work?
  2. 4. plane this simple machine can be a staircase.
  3. 7. this is an inclined plane with 2 sloping sides instead of 1.
  4. 9. 2 simple machines in 1 machine
Down
  1. 1. a device that makes work easier
  2. 3. the fixed point where the lever is supported
  3. 5. it is a bar that is free to turn on a fixed point called a fulcrum.
  4. 6. Fr/fe
  5. 8. is the transfer of energy through motion.
  6. 10. de/dr