Brainpop - Newton's Laws of Motion

According to Newton's first law, an object in motion will stay in motion unless:

• A balanced force acts on it

• An unbalanced force acts on it

• It stops

• It remains at rest

What will happen when you're in a car and the driver slams on the brakes?

• You will continue moving forward

• You will stop moving

• You will move backwards

• You will speed up

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NGSS.MS-PS2-2

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Which of the following is NOT an example of acceleration?

• Speeding up

• Slowing down

• Remaining at rest

• Stopping

What causes a ball rolling across a rug to slow to a stop?

• Gravity

• Friction

• Temperature

• Pressure

What part(s) of a moving car experience the most friction? Choose the best answer.

• Steering wheel

• Radio volume button

• Brakes

Which of the following is a true statement about Newton’s second law?

• Acceleration only depends on mass

• Acceleration only depends on amount of force applied

• Acceleration depends on mass and amount of force applied

• Acceleration does not depend on mass nor amount of force applied

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If an unbalanced force acts on an object, what will happen?

• It will not move at all

• It will accelerate in the direction of the force

• It will accelerate in the opposite direction to the force

• It will accelerate in a random direction

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NGSS.MS-PS2-2

Newton's third law states that forces always occur in ___ and ___ pairs.

• unequal, parallel

• equal, parallel

• unequal, opposite

• equal, opposite

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NGSS.MS-PS2-1

According to Newton's third law, what happens when you push against a wall?

• The wall pushes back at you half as hard as you push against it

• The wall pushes back at you with the same amount of force

• The wall pushes back at you twice as hard as you push against it

• The wall doesn't push at all

Which of Newton's laws explains why rockets move up when their thrusters push down on the ground?

• Newton’s first law

• Newton’s second law

• Newton’s third law

• None of the above