Physics Crossword

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Across
  1. 4. planes, ,consists of a sloping surface; it is used for raising heavy bodies
  2. 5. ,is a simple machine that consists of a circular frame with spokes or a solid disc that can rotate on a shaft or axle.
  3. 6. ,is the rate which work is done
  4. 8. ,the SI unit of power, equivalent to one joule per second
Down
  1. 1. ,is a measure of how much work or energy is conserved in a process.
  2. 2. ,is defined as the amount of energy exerted when a force of one newton is applied over a displacement of one meter.
  3. 3. ,Is a simple machine used to amplify physical force
  4. 7. ,measure of energy transfer that occurs when an object is moved over a distance by an external force at least part of which is applied in the direction of the displacement