Newton's laws of motion Flashcards

1
Q

Two cars collide resulting in bth of them moving backwards

A

Newton’s third law

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2
Q

It is easier to carry a five kg bag than a 50kg bag

A

Newton’s second law

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3
Q

A baseball lying motionless until someone picks it up

A

Newton’s first law

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4
Q

A crumbled pice of paper hits the ground before a flat sheet of paper

A

There is more air resistance on the flat sheet

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5
Q

The (SI) unit for force is ….

A

Newtons

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6
Q

What is the net force :

A

3N

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7
Q

What is the mass of an object with a force of 88N and acceleration of 12m/s2?

A

7.33kg

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8
Q

Why could someone feel whightless on a drop od a roler coaster?

A

Inertia

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9
Q

The acceleration of an object is dependent upon the object’s force and mass

A

Newton’s second law

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10
Q

If a man is pushing a block that is 30N with a force of 15N, let’s say the pushing force were doubled what else would be doubled?

A

The acceleration

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11
Q

Why is a person propelled forwardly when someone hits teh brakes on a car

A

An object in motion stays in motion unless acted upon by an unbalanced force.

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12
Q

The property on an object at rest to remain at rest would be..

A

Inertia

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