Do Anti-lock Brakes use Static or Kinetic Friction? by Billy

Do Anti-lock Brakes use Static or Kinetic Friction? by Billy

Assessment

Interactive Video

Physics, Science, Engineering, Architecture

11th Grade - University

Hard

Created by

Quizizz Content

FREE Resource

The video explores whether anti-lock brakes (ABS) use static or kinetic friction to slow down vehicles. It explains that ABS prevents wheel lock-up, maintaining static friction, which is more effective than kinetic friction. A bicycle is used to demonstrate the difference between static and kinetic friction. The video further analyzes ABS functionality in cars, showing that ABS maintains static friction most of the time, making it more effective in slowing down vehicles. The analysis concludes that ABS predominantly uses static friction, which is more efficient due to its higher coefficient compared to kinetic friction.

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2 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What percentage of time did the experiment show that the tires were using kinetic friction?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

Why is static friction more effective at slowing a vehicle down compared to kinetic friction?

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OFF