Forces and Motion Quiz

Which of the following scenarios best demonstrates balanced forces?

• A book resting on a table.

• A car accelerating on a highway.

• A ball rolling down a hill.

• A person pushing a shopping cart.

What happens to an object when unbalanced forces act on it?

• It remains at rest.

• It changes its motion.

• It moves in a circle.

• It stays in motion at a constant speed.

Tags

NGSS.MS-PS2-2

If a ball is thrown straight up, what pattern can be observed in its motion?

• It will continue to rise indefinitely.

• It will rise, stop, and then fall back down.

• It will rise and then move sideways.

• It will fall immediately after being thrown.

Tags

NGSS.MS-PS2-4

NGSS.MS-PS3-5

Which of the following can be used to predict the future motion of a swinging pendulum?

• The color of the pendulum.

• The length of the string.

• The material of the pendulum.

• The temperature of the room.

What is the cause of a paperclip moving towards a magnet without touching it?

• Gravitational force.

• Magnetic force.

• Frictional force.

• Electrical force.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Which question would help determine the cause of a balloon sticking to a wall after being rubbed on hair?

• How heavy is the balloon?

• What is the color of the wall?

• What type of material is the wall made of?

• What type of charge does the balloon have?

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Which of the following is a simple design problem that can be solved using magnets?

• Designing a bridge.

• Creating a magnetic door latch.

• Building a wooden chair.

• Painting a wall.

How can magnets be used to solve the problem of keeping a cabinet door closed?

• By using a spring.

• By using a magnetic latch.

• By using a rubber band.

• By using a lock and key.

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

Which of the following best describes Newton's First Law of Motion?

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

• Force equals mass times acceleration.

• For every action, there is an equal and opposite reaction.

• Energy cannot be created or destroyed.

What is the effect of balanced forces on an object at rest?

• The object will start moving.

• The object will remain at rest.

• The object will change direction.

• The object will accelerate.