Unit 3: Energy, Work, & Simple Machines

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Across
  1. 1. measure of how much work put into a machine is changed into useful output work by the machine
  2. 4. energy contained within a system that is responsible for its temperature
  3. 7. energy in the form of motion
  4. 8. (2 words) machine that does work with only one movement of the machine
  5. 11. the rate at which work is done
  6. 14. (2 words) Two or more simple machines that operate together
  7. 16. energy in the nucleus, or core, of an atom
  8. 17. device that makes doing work easier
  9. 18. energy that is stored
Down
  1. 2. energy which is stored in the bonds of chemical compounds (molecules and atoms)
  2. 3. energy an atom's charged particles have to cause an action or move an object
  3. 5. energy that is transferred by electromagnetic radiation, such as light, X-rays, gamma rays, and thermal radiation
  4. 6. (2 words) the ratio of the output force to the input force
  5. 9. energy form of moving charge carriers (electrons)
  6. 10. energy that is the total amount of kinetic energy and potential energy in a system
  7. 12. transfer of energy that occurs when a force makes an object move
  8. 13. energy comes from vibrations moving through something
  9. 15. the ability to cause change