Newton's Laws Definitions Flashcards

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1
Q

weight Fg

A

gravitational force that the Earth exerts on any object on or near its surface

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2
Q

normal force

A

the perpendicular force exerted by a surface on an object in contact with it

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3
Q

frictional force

A

the force that opposes the motion of an object and acts parallel to the surface with which the object is in contact

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4
Q

Newton’s first law

A

An object continues in a state of rest or uniform velocity unless it is acted upon by a net or resultant force

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5
Q

inertia

A

the property of an object that causes it to resist a change in its state of rest or uniform motion

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6
Q

Newton’s second law

A

When a net force, Fnet, is applied to an object of mass, m, it accelerates in the direction of the net force. The acceleration, a, is directly proportional to the net force and inversely proportional to the mass.

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7
Q

Newton’s third law

A

When object A exerts a force on object B, object B simultaneously exerts an oppositely directed force of equal magnitude on object A

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