Newtons Laws
Published on Nov 20, 2015
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PRESENTATION OUTLINE
NEWTONS FIRST LAW
-an object at rest remains at rest and an object in motion remains in motion unless acted on by an outside force.
Photo by felipe_gabaldon
EXAMPLES
-kicking a soccer ball. The ball will stay at rest unless the force from your foot moves it.
Photo by paul goyette
- bouncing a basketball. The basketball will stay at rest unless you use force to bounce it off the floor.
Photo by mvongrue
-spiking a volleyball. The volleyball will remain at rest unless the force of your hand hitting the ball moves it.
Photo by Sander van der Wel
NEWTONS SECOND LAW
- the force acting on an object equals the objects mass times it's acceleration
-f=ma
Photo by StockMonkeys.com
EXAMPLES
- pushing a cart that is empty will go farther then one that is full if you push with the same force
Photo by r.nial.bradshaw
- if you have a small carriage it will only take one horse to get it to move but if it's a big carriage it will take more then one horse to move
Photo by the lost gallery
- cars with more mass take a lot of force to move so they run out of gas quicker compared to a car with very little mass.
Photo by Moyan_Brenn
NEWTONS THIRD LAW
-for every action there is an equal and opposite reaction
Photo by NASA's Marshall Space Flight Center
EXAMPLES
-swimming- the reaction is when you push the water behind you and the reaction is your body accelerating forward.
Photo by @Doug88888
- action is when to people push off of each other and the reaction is them accelerating apart
Photo by enriqueburgosgarcia
-skateboarding- the action is when you push your foot off the ground and the reaction is the skateboard accelerating forward.
Photo by Jesus Alducin
