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8 Cards in this Set

  • Front
  • Back
What is a force..
a push or a pull
friction is a force that acts in a direction __________ to the motion of the moving object.
opposite
force that gives an object _______?
energy
friction is a force that acts in a direction opposite to the motion of the moving object and it will cause a moving object to ________ and finally stop.
slowdown
forces act in a particular ________?
direction
when two forces are acting in the same direction they are ________ together which is the total force that is the sum of the individual forces that are pushing in the same direction.
added
the amount of friction depends on ______________ and _______________.
1) how hard the surfaces
2) which surfaces are made
all the ________and________are classified as fluids and forces exerted by a fluid is called fluid friction.
1) liquids
2) gases