Problem: You are standing in a moving bus, facing forward, and you suddenly fall forward as the bus comes to an immediate stop. The force acting on you that causes you to fall forward is A) the force of gravity. B) the normal force due to your contact with the floor of the bus. C) the force due to static friction between you and the floor of the bus. D) the force due to kinetic friction between you and the floor of the bus. E) No forces were acting on you to cause you to fall.

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Problem Details

You are standing in a moving bus, facing forward, and you suddenly fall forward as the bus comes to an immediate stop. The force acting on you that causes you to fall forward is

A) the force of gravity.

B) the normal force due to your contact with the floor of the bus.

C) the force due to static friction between you and the floor of the bus.

D) the force due to kinetic friction between you and the floor of the bus.

E) No forces were acting on you to cause you to fall.