Forces and Motion Review 2021

Forces and Motion Review 2021

by Debra Nolte

Multiple Choice

A ______ is a push or pull on an object.

• force

• investigation

• motion

• observation

Multiple Choice

In order to win a game of Tug-of-War with a rope, what has to happen?

• One team must pull the rope with a greater force.

• The teams must pull the rope with equal force.

Multiple Choice

The dad is showing which type of force?

• pull

• push

• shove

• dig

Multiple Choice

________ is the force on Earth that is always acting on objects (pulling them down).

• gravity

• friction

• magnetism

Poll

An athlete hits a baseball with a bat. Is the athlete doing work?

• yes

• no

Multiple Choice

To move something AWAY from you is called a

• push

• pull

• target

• track

Multiple Choice

A force can change the direction of a moving object.

• True

• False

Multiple Choice

The dog is pulling on the leash. The boy is also pulling on the leash. Neither the dog nor the boy move.

• a. balanced forces

• b. unbalanced forces

Multiple Choice

A boy kicks a soccer ball. The ball rolls away from him.

• balanced forces

• unbalanced forces

Multiple Choice

What is motion?

• An object moving

• Staying still 

Multiple Choice

What affects how far an object moves?

• the amount of force used

• how long it takes to travel

Poll

What is the picture showing?

• The athlete hitting the ball changes the motion AND position of the ball.

• The athlete hitting the ball changes only the motion of the ball. 

• The athlete hitting the ball changes only the position of the ball. 

• The athlete hitting the ball does NOT change the motion OR the position.

Multiple Choice

When two magnets ATTRACT, they ______________

• push apart
• change color
• pull together

Multiple Choice

A magnet will attract scissors if the scissors contain: 

• copper
• aluminum
• nickel

Multiple Choice

What happens when two north poles of a magnet are placed together?

• They will repel.
• They will attract.

Multiple Choice

Which object is non-magnetic?

• paper clip

• staple
• steel nail
• toothpick

Multiple Choice

True or False:
All metals stick to magnets.

• True
• False

​Mrs. Nolte rolls a ball up the slide. It rolls up fast, slows down, and then comes back to the bottom. Why did it come back down?

Multiple Choice

The picture above shows some ring-shaped magnets on a pencil.

Kim pushed the magnets together, but they came apart as soon as she let go. Why do the magnets repel each other?

• The pencil stops the force.

• The magnets are not strong enough.

• The same poles of the magnets are facing each other.

Multiple Choice

When two magnets repel, they ________________

• change color
• pull together
• push apart
• get colder