first law
a object in motion stay in what?
motion
what is the formula f=ma
force equals mass times acceleration
bouncing a ball
the ball hits the floor with a downward force
making the ball accelerate forward
kicking a soccer ball
lies flat on a desk
a book
a balanced force is what?
a balanced force is win you are balanced
what is a push or a pull
a force
jumping
your legs push downward against the floor
allowing it to lift off
rocket launching
remains at rest until kicked
soccer ball
stays in motion at a constant speed in what?
a strait line
what is force=mass times acceleration
a force
firing a gun
the gun pushes the bullet forward
gravity pulls the apple downwards with force
falling apple
the puck glides for a long time
a hockey puck
it is forbidden to touch the other side directly
no game
go from order to disorder
hot to cold
swimming
swimmers pushes water backward with their hands and feet
gravity pulls the book down
book resting on table
traveling down a road in a vehicle
driving a car
what is the law of inertia
the first law
think of a messy bedroom
it nears cleans itself up
sitting in a chair
your body exerta a downward gravitational force onto the chair
both teams pull on the rope in opposite directions
tug of war
tossing a ball in the air
throwing a ball