A person steps out of the boat and onto the dock. As the person moves forward onto the dock, the boat moves backward. Which statement best describes the backward motion of the boat as the person steps forward?

For every action there is an equal and opposite reaction.

Every mass exerts a force on every other mass.

An object at rest tends to stay at rest.

Friction opposes the motion of an object.

A person not paying attention while skateboarding hits a rock. The skateboard stops...they don't.

The Law of Conservation of Momentum

Which of the following is an example of an unbalanced force?

A pencil that is knocked to the ground.

Which of the following is an example of balancing forces?

A pencil is knocked off the desk.

The reason a boat bounces off the dock when it hits it.

When the boat exerts a force on the dock, the dock exerts a force on the boat.

The boat and the dock repel each other.

Suppose an Astronaut floating in space throws a rock. What will happen to the rock?

It will continue to move at the same speed and in the same direction until it is acted upon by another force.

It will continue to move in the same direction, speeding up as it moves.

What will be the effect on the boy in the picture if the driver stops quickly?

He will move forward pressing against the seatbelt.

Because of inertia he will remain in the same position.

He will be pushed back into the car seat.

He will move from one side of the car seat to the other.

Newton's Laws

Quiz

•

Science

•

8th - 12th Grade

•

Practice Problem

•

Medium

•

NGSS

MS-PS2-2, MS-PS2-1, 3-PS2-1

+2

Standards-aligned

Natalie Estes

Used 1K+ times

FREE Resource

25 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A magician pulls a tablecloth out from under dishes and glasses on a table without disturbing them.

Newton's 1st Law

Newton's 2nd Law

Newton's 3rd Law

None of them

Tags

NGSS.MS-PS2-5

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A person’s body is thrown outward as a car rounds a curve on a highway.

Newton's 1st Law

Newton's 2nd Law

Newton's 3rd Law

None of them

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Rockets are launched into space using jet propulsion where exhaust accelerates out from the rocket and the rocket accelerates in an opposite direction.

Newton's 1st Law

Newton's 2nd Law

Newton's 3rd Law

None of them

Tags

NGSS.MS-PS2-1

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A picture is hanging on a wall and does not move.

Newton's 1st Law

Newton's 2nd Law

Newton's 3rd Law

None of them

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A person not wearing a seatbelt flies through a car window when someone slams on the breaks because the person’s body wants to remain in continuous motion even when the car stops.

Newton's 1st Law

Newton's 2nd Law

Newton's 3rd Law

None of them

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Pushing a child on a swing is easier than pushing an adult on the same swing, because the adult has more mass.

Newton's 1st Law

Newton's 2nd Law

Newton's 3rd Law

None of them

Tags

NGSS.MS-PS2-2

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Acceleration is produced when a force acts on a mass. The greater the mass (of the object being accelerated) the greater the amount of force needed (to accelerate the object).

Newton's 1st Law

Newton's 2nd Law

Newton's 3rd Law

None of them

Tags

NGSS.MS-PS2-2

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Newton's Laws

25 questions

A magician pulls a tablecloth out from under dishes and glasses on a table without disturbing them.

A person’s body is thrown outward as a car rounds a curve on a highway.

Rockets are launched into space using jet propulsion where exhaust accelerates out from the rocket and the rocket accelerates in an opposite direction.

A picture is hanging on a wall and does not move.

A person not wearing a seatbelt flies through a car window when someone slams on the breaks because the person’s body wants to remain in continuous motion even when the car stops.

Pushing a child on a swing is easier than pushing an adult on the same swing, because the adult has more mass.

Acceleration is produced when a force acts on a mass. The greater the mass (of the object being accelerated) the greater the amount of force needed (to accelerate the object).

A soccer ball accelerates more than a bowling ball when thrown with the same force.

A student leaves a pencil on a desk and the pencil stays in the same spot until another student picks it up.

Two students are in a baseball game. The first student hits a ball very hard and it has a greater acceleration than the second student who bunts the ball lightly.

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