| simple machines | Motion | Forces | Factors affecting motion | Random |
|---|---|---|---|---|
100What is make work easier
This is the purpose of all simple machines
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100What is speed
This is the measure of distance over time
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100What is balanced forces
This is when forces are equal
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100What is friction
This is the force that acts on an object to stop its motion
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100What is move
Unblanced forces will cause an object to _________
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200What is a pulley
This simple machine can lift heavy objects straight up
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200What is position
This is the location of an object
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200What is unbalanced forces
Unequal force
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200What is inertia
This is the reason a soccer ball does not start moving on its own, until it is kicked
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200What is inclined plane
Stairs are an example of what simple machine?
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300What is a lever
This simple machine makes it easier for humans to lift objects
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300what is force
This is a push or pull on an object
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300What is momentum
A moving train will be harder to stop than a moving toy car. This is because it has more___________
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300What is balanced
If a race car is moving doen a track at 200mph at a constant speed, what kind of forces are acting on the car?
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400What is an inclined plane
This simple machine will help you load furniture into a truck
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400What is speeding up
If a ball is rolling and each second the ball is covering more distance, what does that say about the speed of the ball?
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400What is balanced force
If a dog owner and his dog are pulling on a leash and neither is moving, what type of force is being applied?
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400What is decrease
By adding salt to the roads after a snow, what have you done to the amount of friction?
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400What is friction
What force acts against the motion of an airplane as it flies through the air?
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500What is a fulcrum
The point on which a lever moves is called this
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500What is inertia
What is the tendency of an object to stay in motion or at rest?
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500What is right
If a ball has two forces acting on it. One force is pushing left. A larger force is pushing right. In which direction will the ball move?
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500What is decreased
Are you more likely to slip on a surface with increased friction or decreased friction?
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500What is momentum
What is chaned by how fast an object is moving and how much mass the object has
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