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15
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What is a normal force?
A force from a surface that supports an object
A force from muscles
A pulling force from the Earth
A force from wind
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15
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To use force to cause something to move closer.
Pull
Push
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thief
Give points!
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20
25
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magnet
Take 20 points!
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shark
Other team loses 15 points!
Okay!
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thief
Give points!
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25
15
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Why does the picture show you an applied force?
The girl moved the trolley by pulling it
The trolley have wheels to move forward and backward
The girl moved the trolley by pushing it
The girl do not move the trolley
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15
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When you kick a football, what force is acting on the ball?
Normal force
Applied force
Magnetic force
Gravity only
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15
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Name the missing force....
normal force
tension force
weight force
frictional force
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15
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If there were no gravity on Earth, what would happen to objects?
They would become heavier
They would fall faster
They would float away
They would stay still
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15
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Which type of force is this?
Applied Force
Frictional Force
Gravitational Force
Balanced Force
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15
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What is gravity?
A force that pulls objects toward the Earth
A force caused by air
A force that pushes objects upward
A force made by machines
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15
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Which force causes rain to fall from clouds to the ground?
Friction
Gravity
Magnetism
Wind
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eraser
Reset score!
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fairy
Take points!
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20
25
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fairy
Take points!
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15
20
25
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thief
Give points!
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10
15
20
25
15
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A(n) _____ is a force applied by a person or object onto another object.
electric force
applied force
normal force
magnetic force
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banana
Go to last place!
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gold
Win 50 points!
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shark
Other team loses 15 points!
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banana
Go to last place!
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15
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___ is the force which attracts or pulls all objects towards the Earth.
Normal Force
Frictional Force
Gravity
Applied Force
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15
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A _____ is a support force.
Normal Force
Contact Force
Unbalanced Force
Balanced Force
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15
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When an object is resting on a surface, the normal force usually balances:
Gravity
Friction
Air resistance
Applied force
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