Gravity

What is position?

• a place where something is located

• a change in object 's position

• A push or pull

• a force toward things to the Earth

How far object moves in the certain amount of time

• Force

• Gravity

• Friction

• Speed

(a)   a tool that changes the size and direction of force

______a bar that moves against an unmoving point

• Fulcrum

• Ramp

• Lever

• Weight

________pulls some kinds of object like steel, nickel, iron

• Wooden

• Plastic

• Magnet

• Pole

What is Friction?

• a force that slows down moving things

• the end of a magnet

• to push away

• the force that pulls objects toward earth

_______the end of a magnet

• Speed

• Fulcrum

• Pole

• Magnet

Which one is amount of force that slowdown the things?

• Weight

• Speed

• Axle

• Lever

Repel is_______

• pull something

• push away

• a wheel

• a tool that changes the size and direction of force

(a)   happens when two things rub together