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15
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What is a simple machine made of an inclined plane wrapped around a central bar?
screw
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×
heart
Other team wins 5 points!
Oops!
×
star
Double points!
Okay!
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rocket
Go to first place!
Okay!
×
banana
Go to last place!
Oops!
15
×
Dividing the output force by the effort force equals the ___________ of a simple machine.
mechanical advantage
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15
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A baseball going at the same speed as a tennis ball has more _________ because it has more mass.
momentum
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15
×
What is the measure of the amount of matter in an object?
Mass
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banana
Go to last place!
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×
seesaw
Swap points!
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×
shark
Other team loses 20 points!
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thief
Give points!
5
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25
15
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An object’s __________ is its location compared to other things.
position
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15
×
What is the force that opposes the sliding of an object over a surface?
Sliding Friction
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15
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In order to push or pull an object, a(n) ___________ must be applied to the object.
force
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15
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What is a push or pull that causes a change in motion of an object?
Unbalanced force
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15
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What is the metric unit used for measuring force?
Newton
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15
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What do we call the amount of work done per unit of time?
Power
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15
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What is a simple machine in which the output force is between the effort force and the fulcrum?
second-class lever
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15
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An object’s speed and its direction of motion indicate its ___________.
velocity
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15
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Energy of motion is called ______.
kinetic energy
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thief
Give points!
5
10
15
20
25
×
star
Double points!
Okay!
×
rocket
Go to first place!
Okay!
×
banana
Go to last place!
Oops!
×
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