A bouncing ball; a spring in a pinball machine; a rubber band springing back.
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15
What type of force occurs between a bike's wheel and ground? (besides gravity)
friction
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25
Gravity pulls you to the ground with a lot of force. That also means...
you are pulling it to you. (two objects with mass move towards eachother)
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20
Which type of force occurs when something is pulling itself back INTO shape?
spring force
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heart
Other team wins 25 points!
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star
Double points!
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rocket
Go to first place!
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banana
Go to last place!
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baam
Lose 25 points!
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seesaw
Swap points!
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fairy
Take points!
5
10
15
20
25
banana
Go to last place!
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20
Because of gravity, the moon is pulled towards the earth, and the earth is...
pulled towards the moon (or, towards the sun)
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25
Please give an example of tension force.
A string pulled tight can pull another object.
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20
If an object is moving left and its slowing down, it's because of friction. What is friction doing? (pushing the object left; pushing the object right; pulling the object left; pulling the object right)
It's pulling the object right.
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20
Name two kinds of contact forces.
Tension, Friction, and Spring Force (possibly "object" force)
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banana
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shark
Other team loses 25 points!
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shark
Other team loses 25 points!
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banana
Go to last place!
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15
What kind of force only works with metals that have iron?
magnetic force (or, magnet)
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15
What does the word "contact" from "contact force" mean?
touch; when two or more objects touch
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trap
No points!
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star
Double points!
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gift
Win 10 points!
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banana
Go to last place!
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25
Which type of force happens when an object is pulled OUT of shape?