Question

a passenger falls forwards in a bus suddenly stop

Answer 1

When a bus suddenly stops , it gives a Force to passanger to tend to fall forward ,, It is due to INERTIA

Answer 2

PASSENGERS FALLS FORWARDS IN A BUS WHEN SUDDENLY STOPPED BECAUSE PASSENGERS ARE IN REST SITUATION AND THE BUS IS IN MOVING WHEN THE BUS STOPS THE PASSENGER CONTINUES THEIR REST POSITION AND HENCE FALLS FORWARD.