Forces Review

Are forces balanced or unbalanced when a car is moving at a constant speed in a straight line?

• Balanced
• Unbalanced

Tags

NGSS.MS-PS2-2

A girl is pushing a cart by herself with a force of 7 N. What will happen if a boy begins to help her and their combined force is 17 N?

• The cart will speed up.
• The cart will slow down.
• The cart will move at a constant speed in a straight line.
• The cart will fly to never never land!

Tags

NGSS.MS-PS2-2

How will this object move? 

• It won't move. 
• It will move to the right. 
• It will move to the left. 
• It will move up. 

Tags

NGSS.MS-PS2-2

In the tug of war image, if both teams are pulling with the same amount of force, what will happen?

• The green team will win.

• The blue team will win.

• Both teams will not move.

Tags

NGSS.MS-PS2-2

Is this force balanced or unbalanced?

• Balanced

• Unbalanced

What is the net force and in what direction?

• Left

• Right

• 2 N

• 0 N

• No movement

Tags

NGSS.MS-PS2-2

Which of the following is an example of a balanced force?

• An aeroplane taking off.

• Kicking a football.

• A car slowing down.

• A boy standing still.

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

• 
• 
• 
• 

Tags

NGSS.HS-PS2-1

What is the unit for force?

• Joules (J)

• seconds (s)

• Newtons (N)

• meters (m)

How will this object move? 

• It won't move. 
• It will move to the right. 
• It will move to the left. 
• It will move in both directions. 

Tags

NGSS.MS-PS2-2