Net Force and Contact Forces

What type of force is this man using to push his grocery cart?

• Normal Force

• Gravity

• Air Resistance

• Applied Force

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What is the net force?

• 3 N

• 3 N, right

• 17 N, right

• 3 N, left

Tags

NGSS.MS-PS2-2

Who wins the tug of war with what net force?

• The person on the left with 20 N
• The person on the left with 80 N
• The people on the right with 20 N
• The people on the right with 100 N

Tags

NGSS.MS-PS2-2

What is the net force?

• 20 N 
• 0 N 
• 400 N 
• 40 N 

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What is the unit to MEASURE force?

• Kilogram

• Meter

• Pounds

• Newton

A ____________ is a push or a pull on an object.

• friction

• force

• magnet

• gravity

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

If these teams are pulling with the same amount of force what will happen?

• The boy in blue will win.
• They will not move at all.
• The boy in red will win.
• Both will fall down.

Tags

NGSS.MS-PS2-2

Balanced or unbalanced?

• balanced
• unbalanced

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Forces that have a net force of zero Newtons

• Balanced force

• Unbalanced force

The sum of all forces acting on an object.

• Contact Force
• Balanced Force
• Unbalanced Force
• Net Force

Tags

NGSS.MS-PS2-2