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12 Cards in this Set
- Front
- Back
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a push or a pull on an object is called a _____ |
force |
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a _____ is a push or pull o one object by another that is touching it |
contact force |
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a force that one object can apply to another without touching it is a _____ |
noncontact force |
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_____ is an attractive force that exists between all objects that have mass |
gravity |
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_____ is the amount of matter in an object |
mass |
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_____ weight is the gravitational force exerted on an object |
weight |
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_____ is a force that resists the motion of two surfaces that are touching |
friction |
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the combination of all the forces acting on an object is the _____ |
net force |
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forces acting on an object that combine and form a net force of zero are ______ |
balanced forces |
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forces acting on an object that combine & form a net force that is not zero are _____ |
unbalanced forces |
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according to _______ if the net force on an object is zero, the motion of the object does not change |
Newton's first law of motion |
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the tendancy of an object to resist a change in its motion is called ______ |
inertia |
