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1 vote
Which has greater kinetic energy, a car traveling at 40 mph or a half-as-massive car traveling at 80 mph?

a
-The 40 mph car
-The 80 mph car
-Both have the same kinetic energy
-Neither has kinetic energy

1 Answer

4 votes

Answer:

The 80 mph car

Because the formula says 1/2 mass but for the velocity it is squared

User Slowhand
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