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3
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A force is an interaction that can ______ objects.
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4
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kinetic friction in air or water
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6
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becomes 0 in outer space
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7
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______ force is when one force is bigger than the other
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10
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______ potential energy from height
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11
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stored energy
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12
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what we use to draw direction of force
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14
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force can also make moving objects change ______.
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17
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______ friction is kinetic friction present in pushing things across a surface
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18
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apply ______ (e.g. grease, oil) to lessen friction between surfaces
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19
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______ things create more friction than smooth objects
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20
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tool used to measure force
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22
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friction that does not make objects move
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23
|
is the amount of matter in an object
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24
|
increase the ______ between two objects pushing together to have more friction
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