Force and Motion
Work
Speed and Gravity
Simple Machines
Misc.
100
Force
What is a push or a pull?
100
What is Work?
How much effort you use to move something.
100
Which will have a faster speed? A Car or a Plane?
A Plane.
100
What is a tool that helps people do work?
Simple Machines
100
If a ball is moving it is in...
Motion
200
If you push a ball, are you using force?
Yes
200
When you push a door and it doesn't move is that work?
No, because it has to move to be Work.
200
What is Weight?
A measure of the pull to gravity on an object.
200
What does a pulley do?
It moves something up high.
200
What happens if you start something moving and no force stops it?
It will continue to keep moving.
300
What is Motion?
A change in position.
300
Is work a push or a pull?
No, Force is a Push or a Pull.
300
What is Gravity?
The force that pulls objects toward each other.
300
A wedge is another word for...
Inclined Plane
300
Does Earth have Gravity?
Yes
400
What is an example of a force or motion?
Throwing a ball, kicking a ball, a wagon moving.
400
if a door is pushed and it opens is that work?
Yes, because it moved.
400
What is weight apart or Gravity?
Yes, it is the pull of Gravity towards the Earth.
400
What has an inclined plane winding around it?
A screw
400
What two things fo you need to know to tell how fast something is moving?
Speed and Distance.
500
What is Force?
A push or a pull.
500
If force was applied to an object and it didn't move a distance was there Work?
No, it has to travel a distance.
500
What is Speed?
A measure of how fast something goes.
500
What is a simple Machine?
A tool that helps people do work.
500
List all of the Simple Machines.
Lever, Pulley, Wheel and Axel, Inclined Plane, Screw, Lever
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