Newton's laws of motion Flashcards

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1
Q

Force

A

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

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2
Q

Motion

A

A change in postion over time

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3
Q

Net Force

A

The combination of all the 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

Newton’s frist 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

Newton’s 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 an 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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