Newtons Laws of Motion

Force

is a push or pull

Inertia is...

the tendency for an object to resist a change in motion

Newtons 1st law of Motion says...

An object at rest stay at rest and an object in motion stays in motion until by unbalanced force.

Newtons 2nd law of Motion says...

acceleration is based on an objects mass and force applied to it

Newtons 3rd law of Motion says...

For every action there is an equal and opposite reaction.

F= mass x acceleration

What is the equation for Force?

Newtons

What units is Force measured in?

They are in motion and want to stay in motion

Why do the blocks fly off the car when it crashed into the wall?

They are at rest and want to stay at rest

Why does the clothes pin fall into the cup when the card is moved?

Small rock

Which of the rocks will have the greatest acceleration if pulled with 50 N of force?

3rd Law example

The balloon is an example of which law?

1st Law example

This is an example of which law?

2nd Law example

Which law is this an example of?

A boy jumps off a skateboard. What is the reaction force

the force exerted by the skateboard pushing back on the boy