Kinetic energy
Interactive Video
•
Science, Physics, Engineering, Chemistry
•
6th - 12th Grade
•
Practice Problem
•
Hard
Wayground Content
FREE Resource
The video explains that kinetic energy is calculated as half the mass of a moving object multiplied by the square of its velocity. It also discusses how, when a car brakes, some of its kinetic energy is converted into thermal energy in the brake discs, which can result in significant heat transfer, especially in fast-moving cars.
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2 questions
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1.
OPEN ENDED QUESTION
3 mins • 1 pt
In what form is some of the kinetic energy converted when a car brakes?
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2.
OPEN ENDED QUESTION
3 mins • 1 pt
What can be said about the amount of heat transferred in a very fast car during braking?
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