Forces Review

What is a force?

• the PUSH or PULL on an object 
• The MOTION an object creates
• The objects HITTING one another
• Going REALLY FAST

What is the net force?

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

What is the unit for FORCE? 

• N (Newtons)
• lbs (pounds)
• g (grams)
• m/s (meters per second)

Which one is balanced?

• top
• bottom
• both

Is it BALANCED? 

• Yes
• No

Which direction will the object move?

• Up
• Down
• Right
• Left

If the net force is 0 the object will ... 

• CHANGES motion
• STAY the SAME, NOT Move

How do you find the net force of this image.

• Add up all the arrows

• Add a green arrow and the orange arrow.

• Subtract all the arrows.

• Add the green arrows and subtract the orange arrow.

What do the arrows or vectors represent?

• Forces acting on the object

• All the acceleration acting on the object

• All the ways an object can move

Name the missing force.

• Weight force

• Normal force

• Frictional force

• Tension force