Question

why do passengers in a bus fall backwards when the bus begins to move suddenly​

Answer 1

It is due to inertia.

Please mark it as brainlest answer.

Answer 2

When the bus starts suddenly, then, the lower part of body starts being in motion because it is in touch of bus in motion, while the upper part of body tries to be at rest for sometime, because of inertia at rest. this is why, passengers tends to fall backwards when it starts suddenly.

HOPE THIS HELPS YOU.. :)