| Gravity | Magnetism | Force | Friction | Simple Machines |
|---|---|---|---|---|
|
pull
Does gravity push or pull objects toward the center of the earth?
|
The poles of a magnet
What do objects made of iron stick to?
|
faster
If more force is applied, how will an object move?
|
It causes friction and it slows down and stops.
What happens when objects rub together?
|
A simple machine makes work easier by reducing the force which it takes to move something.
How do simple machines make it easier for you to do work?
|
|
center
Does Earth's gravity pull objects towards its oceans, center, continents, or mountains?
|
pushing
The force of magnetism can be ___________________ or pulling.
|
force
What is a push or pull called?
|
friction
What is the force that causes objects to slow down or stop called?
|
a bicycle
Which one is NOT a simple machine: a wedge, a screw, an inclined plane, a bicycle
|
|
Everything, including us, would float.
What would the earth be like without gravity?
|
north and south
What two poles does every magnet have?
|
move
Force is needed to make an object ________________.
|
rub
Friction occurs between objects that ____________ together.
|
A fulcrum is what supports a lever, and is underneath it
What is a fulcrum?
|
|
weight
Does gravity give objects weight, shape, or color?
|
pole
Every magnet has a north and south what?
|
A push or pull
What is force?
|
a fulcrum
A lever is made of a bar or board supported underneath by what?
|
|
|
Gravity pulls objects toward the center of the Earth
What does gravity do?
|
They have opposite poles, which are repelling.
Why would magnets push away from each other?
|
direction
An object moves in the _________________ that it is pushed or pulled.
|
Friction is the force that causes objects to slow down or stop.
What is friction?
|
A tool that has few or no moving parts
What is a simple machine?
|
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