3rd Law of Motion

Action/Reaction - NASA
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Which way is this skater moving?

 

 

 

For every action
there is an equal but opposite reaction

"Press on a rock and the rock presses on you
- with an equal, but opposite force"
- Newton

 

Skateboarder

Skateboarder 2

 

When object A exerts 
a force on object B,

Object B exerts
an equal force on A
but in the opposite direction

 

Forces Always
Come in Pairs

 

Collisions and 3rd Law

 

 

A lamp applies a force of 10 N to a table. What force does the table apply on the lamp?

 

Which direction is this force applied?

 

 

UP

 

Earth pulls down on you. That's half the story.

 

 

 

You pull up on the earth. Equal. Opposite.