Magnetism
Gravity
Motion/ Force
Machine
100

One way to increase the attractive force between two magnets is to 

Move them closer together

100
The pulling force that keeps us on Earth is ______________.
What is gravity
100
This must be applied to an object to move it.
What is a PUSH or a PULL.
100

What are simple machines?

A machine with FEW or NONE moving parts

200
Magnets attract objects made of __________ and ________.
What is iron and steel.
200

Why does gravity pull things towards the Earth?

The earth is heavy

200

What is speed?

Measuring distance and time

200

Example of a incline plane

Ramps

Stairs

Slides

Escalator


300
When two magnets are pulled toward one another, we say they ____________ one another.
What is attract.
300
Name the two forces are acting on a ball at rest on a table.
What is gravity pushing down and the table pushing up on the ball.
300

The woman hair is attracted to balloons because of 

static electricity 
300

What is a complex machine?

Two or more simple machines working together.

400

When a magnet pushes another magnet away, we say the two magnets are ___________ one another.

What is repel/repelling

400

The measure of the pull of gravity is ________.

What is weight or mass.

400

What kind of force caused your bridge to fail?

Strong force

400

What is an example of a complex machine?

Scissors

Bicycle

stapler

etc

500

What properties do objects have that make them attracted to magnets?

They all contain iron 

metal 

500

The heavier an object is 

the more force it takes to move it 

500

What is the difference in force needed to push a bowling ball vs a tennis ball?

It would take more force to push the bowling ball

It would take less force to push the tennis ball

500

What is an example of an incline plane?

Stairs

Slides

Ramp

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