# Lesson Worksheet: Forces and Motion Science • 3rd Grade

In this worksheet, we will practice identifying forces and describing the effects that they can have on motion.

Q1:

The picture shows two children riding their scooters.

What force is needed to create motion (or movement) on a scooter?

• APush
• BGravity
• CPull

How can the children increase the speed at which their scooters travel?

• ABy keeping the amount of push the same
• BBy increasing the amount of push on the scooter
• CBy increasing the amount of pull on the scooter

Q2:

What affects the distance that the ball travels?

• AThe type of soccer cleats the player is wearing
• BHow tall the soccer player is
• CThe amount of force used to kick it

Q3:

Fill in the blank: A force is a push or a .

• Apull
• Bjump
• Cmagnet

Q4:

Noah is playing with a rubber balloon. Which of the following is not a way to get the balloon moving?

• AKicking the balloon with his foot
• BAttracting the balloon with a magnet
• CThrowing the balloon with his hand

Q5:

Magnetism is a noncontact force that can lead to motion.

What motion will these magnets experience as they are brought close together?

• AThey will push away from each other.
• BThey will pull toward each other.

Fill in the blank: The hands could stop this motion by using a force to balance the magnetic force.

• Apull
• Bpush

Q6:

When a footballer kicks a football, the football moves away from them. What kind of force is this?

• AA pull force
• BA push force

Q7:

Look at the image. When Mia throws the ball, it travels in the air toward Benjamin.

Complete the following sentence to explain what is happening here: Mia provides a force to the ball and this causes the ball to .

• Apush, stop
• Bpush, move
• Cpull, stop
• Dpull, move

Q8:

Liam is about to slide a box across a surface.

Fill in the blank: The force that Liam uses will cause .

• Ano change
• Bmotion

Q9:

When a cyclist pushes harder on one of the handlebars, what type of action does this cause?

• AIt will cause the cyclist to move backward.
• BIt will cause the cyclist to turn.
• CIt will cause the cyclist to stop.

Q10:

Benjamin used a push force to send his toy car travelling across the floor.

Which of these forces will cause the car to slow down and then stop moving?

• AAn upward push force from the floor
• BAn upward push force from the car
• CFriction between the car and the floor surface