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UPCAT Science practice question 30: Passengers lurch forward when a moving jeepney brakes suddenly. This is due to

Correct answer

A. inertia

A body in motion tends to stay in motion. The vehicle decelerates but the passengers continue moving forward until a force stops them.

Passengers lurch forward when a moving jeepney brakes suddenly. This is due to

  1. inertiaCorrect
  2. friction between the seats and the passengers
  3. centripetal force
  4. gravitational attraction

Why A is correct

A body in motion tends to stay in motion. The vehicle decelerates but the passengers continue moving forward until a force stops them.

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