Who discovered Gravity?
Isaac Newton
Tell 4 kinds of simple machines you know
Lever, Ramp, Wheel and Axle, Pulley
_______________is a change in the position of an object.
Motion
Different poles attr_ _ _ each other
ATTRACT
A pull or push is called a F________
Force
F__________is a force that SLOWS DOWN moving things.
Friction
A P___________is made with a rope that moves around a wheel
Pulley
___________is the place where something is.
Position
Words to tell where things are_______________(7 words)
on, under, next, to, near, left, or right
Some ways objects move are_____________ (5 ways)
up and down, zigzag, straight, round and round, back and forth
Why do we need to use simple machines ?
Because a simple machine can make work EASIER
Is he pulling?
No, He is pushing the ball in motion
What is this simple machine?
Ramp
Which animal is faster than the other?
Rabbit
The unmoving point that a lever move against is called a Ful........
Fulcrum
________is a force that PULLS DOWN on everything on Earth.
Gravity
What is called a big magnet? (like every magnet, it has north pole and south pole)
Our planet Earth
Same poles r_ _ _ _ each other
Repel
The two ends of a magnet are its _ _ _ _ _
Poles
Do you use force every day?(Give one example)
Yes, I push/pull something...
Tell 3 things that use wheel and axle
car, trolley, bike....