Motion and Forces Flashcards

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0
Q

A location to which another location is compared

A

Reference Point

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1
Q

An objects location

A

Position

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2
Q

A change in of position over time

A

Motion

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3
Q

A measure of how fast something moves through particular distance over a definite time period;Speed is distance divided by time

A

Speed

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4
Q

A speed in a specific direction

A

Velocity

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5
Q

A quantity that has both size and direction

A

Vector

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6
Q

The rate at which velocity changes over time

A

Acceleration

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7
Q

A push or pull;something that changes the motion of an object

A

Force

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8
Q

The overall force acting on an object when all of the forces acting on it are combined

A

Net Force

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9
Q

A scientific law stating that objects at rest remain at rest,and objects in motion remain in motion with the same velocity,unless acted on by an unbalanced force

A

Newton’s first law

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10
Q

The resistance of an object to a change in the speed or the direction of its motion

A

Inertia

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11
Q

A scientific law stating that the acceleration of an object increases force an decreases with increased mass

A

Newton’s second law

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12
Q

Any force that keeps an object moving in a circle

A

Centtripetal force

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13
Q

A scientific law stating that every time one object exerts a force on another object,the second object exerts a force that is equal in size and opposite in direction back on the first object

A

New tons third law

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