Form 7: Speed and Kinetic Energy Dynamics
Explore the fascinating relationship between speed and kinetic energy in this Form 7 exercise, where you'll conduct experiments to measure how varying the speed of moving objects affects their kinetic energy, unlocking the principles of physics through real-world applications!
Questions
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MultiChoice
How does doubling an object's speed affect its kinetic energy?
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MultiChoice
Which variable has a greater proportional effect on kinetic energy: mass or speed?
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MultiChoice
If a car's speed triples from 10 m/s to 30 m/s, its kinetic energy increases by:
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MultiChoice
A car moving at 20 m/s has ____ KE compared to when it moves at 10 m/s.
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MultiChoice
As a marble rolls down a smooth incline and speeds up, what happens to its KE?
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MultiChoice
If a vehicle slows down to half its original speed, its KE becomes:
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MultiChoice
Which mathematical equation represents Kinetic Energy?
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MultiChoice
When GPE turns into KE during a free drop, the object's speed:
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MultiChoice
If Car A moves at twice the speed of identical Car B, Car A has:
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MultiChoice
A cyclist accelerating down a hill experiences an increase in:
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MultiChoice
If an object's kinetic energy is zero, what can you infer about its motion?
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MultiChoice
As an arrow shot vertically reaches its highest peak, its speed is 0 m/s, so its KE is: