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Physics Unit 4
Physics Unit 4 study Guide
Question | Answer |
---|---|
Power | W/T |
Mechanical Advantage | the measurement of the amplification of force gained through the use of a machine |
Law of Moments | explains that a force a certain distance from one side of a lever's fulcrum is equal to the force that is a certain distance from the otherr side of the lever's fulcrum |
A system that employs ropes draped over wheels or a __ to reduce the amount of force necessary to move a load | pulley system |
Potential Energy | MGH |
Kinetic Energy | 1/2mv2 |
Repulsive | Positive and positive |
Attractive | Positive and Negative |
Which is stronger, Gravitational force or Electrical force? | Electrical |