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15
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If a skateboarder has a mass of 20 kg and a momentum of 40 kg m/s, what is the velocity of the skateboarder?
20 m/s
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15
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What is Newton's 1st law of motion?
Intertia-An object in motion stays in motion and an object at rest stays at rest unless acted on by an unbalanced force.
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15
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If a skateboarder has a mass of 20 kg and has a velocity of 10 m/s, what is their momentum?
200 kg m/s
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15
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What is Newton's 3rd law of motion?
For every action, there is an equal but opposite reaction.
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Where around a magnet is the magnetic field the strongest?
The poles (ends)
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banana
Go to last place!
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shark
Other team loses 20 points!
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fairy
Take points!
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25
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thief
Give points!
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15
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What is Newton's 2nd law of motion?
F=m x a-The more mass, the more force you need to make it accelerate
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monster
Reset all scores!
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gold
Win 50 points!
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fairy
Take points!
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lifesaver
Give 20 points!
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thief
Give points!
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star
Double points!
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fairy
Take points!
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thief
Give points!
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15
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What is the orange arrow showing?
Friction force
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15
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A swimmer pushing off from the wall of pool exerts a force of 1 N on the wall. what is the reaction force of the wall on the swimmer?
1 N
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15
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Which of Newton's laws is this showing?
Newton's third law
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baam
Lose 25 points!
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gift
Win 25 points!
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gift
Win 20 points!
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baam
Lose 10 points!
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15
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In which direction does the force of friction work?
Opposite of motion
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15
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What force causes an object in motion to remain in motion?
Inertia
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If you let go of the magnets in this picture what would they do?
Attract towards each other
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