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World 4 · Brakes and Regenerative Braking · 13 min · PRO

How friction brakes work

Hydraulics and heat

PRO · Engine Room

World 4: Brakes and Regenerative Braking is part of PRO

The first world of Engine Room is free. PRO opens the other 20 lessons in 6 worlds — simulations, quizzes and all.

  • Stopping distance
  • Regenerative braking
  • Force, time and impulse
  • Crumple zones
  • Seat belts and airbags
PRO includes
  • All 60 labs — every world, every lesson
  • Practice exams and certificates

$8.33/mo, billed yearly ($99.99) · or $39.99 monthly

Unlock Engine RoomTry the free world
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