What do we call the overall / single force acting on an object?
Resultant Force
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10
True or False: Lighter objects require less force to stop than heavier objects.
True
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15
What is the magnitude of a force?
The size of the force acting on an object.
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10
True or False: Wet roads allow more friction than dry roads.
False
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10
What device is used to measure force?
Spring Balance
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boom
Lose 50 points!
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rocket
Go to first place!
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shark
Other team loses 25 points!
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banana
Go to last place!
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10
True or False: Friction speeds up moving objects.
False: Friction slows down moving objects.
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15
Name 2 advantages of friction.
Any 2: allows objects to remain still, allows us to grip things and walk, prevents slipping, allows moving objects to stop, produces heat to start a fire.
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10
True or False: Friction allows us to grip objects and to stand up are advantages.
True
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5
What is a force?
A push or pull applied to an object.
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monster
Reset all scores!
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gift
Win 25 points!
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gift
Win 5 points!
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lifesaver
Give 5 points!
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10
True or False: Heavier objects require more force to move and stop.
True
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10
What unit do we use to measure force?
Newtons
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thief
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fairy
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gift
Win 20 points!
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thief
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baam
Lose 25 points!
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star
Double points!
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rocket
Go to first place!
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thief
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10
What is the force that keeps everything on Earth from flying into the air?
