Physics Reveiw

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Across
  1. 2. this variable is directly proportional to the force of gravity
  2. 4. the ___________away an object is the less we feel its gravitational force
  3. 6. increasing the ________of a pendulum will increase its period
  4. 10. the potential energy is highest when a pendulum is at the ________ point in the oscillation
  5. 11. these longitudinal waves can reflect off objects causing an echo
  6. 12. this type of energy is the combined energy available to do work (KE =PE) in a system
  7. 14. two negative particles will _______
Down
  1. 1. this variable is directly proportional to the force felt between two objects in Coulomb's law
  2. 3. this is stored energy
  3. 5. this variable is squared and inversely proportional to the force of gravity
  4. 7. this is the charge left on a previously neutral object after it came into contact with an object with a positive six charge
  5. 8. this type of energy is the energy of moving objects
  6. 9. this is change in mechanical energy or force times distance
  7. 13. a negative and a positive particle will _________