Newton's laws of motion Flashcards

1
Q

force

A

A push or pull exerted on an object in order to change the motion of the object

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2
Q

motion

A

A change in position over time.

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3
Q

net force

A

The combination of all forces acting on an object.

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4
Q

speed

A

distance traveled per rate of time
speed=distance/time

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5
Q

velocity

A

The speed and direction of an object

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6
Q

acceleration

A

The rate at which velocity changes over time

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7
Q

newtons first law

A

An object at rest will remain at rest and an object in motion will remain in motion unless acted upon by an outside force.

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8
Q

newtons second law

A

force=mass x acceleration

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9
Q

newtons third law

A

for every action there is an equal but opposite reaction

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10
Q

inertia

A

The tendency of an object to resist being moved, or if the object is moving, to resist a change in speed or direction until and outside force acts on the object

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11
Q

friction

A

A force that resists motion

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12
Q

mass

A

The amount of matter in an object

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13
Q

gravity

A

An attractive force that exists between all objects that have mass.

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