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-PS2-1

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-PS2-1

NGSS.MS-PS2-2

What is the net force?

• 40 N left
• 0 N Balalnced
• 400 N right
• 40 N right

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

A card sliding across a table at a constant speed

• Unbalanced force

• Balanced force

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

• 
• 
• 
• 

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What is the net force?

• 17 N Right
• 3 N Right
• 3 N Left
• 17 N Left

Tags

NGSS.MS-PS2-2

Balanced forces can cause

• an object to speed up or slow down
• an object to stay still or move at a constant speed and direction

Two boys are playing tug-of-war. They both pull on the rope and the rope moves to the left.

• The forces are balanced.

• The forces are unbalanced.

Tags

NGSS.3-PS2-1

What is the force that causes objects to fall to Earth?

• Air resistance
• Gravity
• Water resistance
• Pressure

Tags

NGSS.MS-PS2-4

What is defined as a push or pull?

• force

• motion

• vector

• speed

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2