topic 3 - newtons first law

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10 Terms

1
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what does newtons first law state?
a body at rest will remain a body at rest and a body in motion will remain a body in motion unless acted upon by a resultant force
2
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what does newtons first law focus on?
balanced forces
3
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what is newtons first law the law of?
the law of inertia
4
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what is inertia?
resistance to a change in motion
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what is inertia determined by?
the mass of an object
6
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the larger the mass, the larger the…
inertia meaning that the velocity is harder to change
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what is resultant force?
the difference between forces acting upon an object
8
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if the resultant force on a stationary object is zero, then the object will…
remain stationary because it needs a resultant force to move
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if the resultant force on a moving object is zero, then the object will
remain moving at the same velocity 
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if there is a resultant force that is not zero, then the object will…
accelerate or decelerate in the direction of the force