Question

a passenger in a bus tends to fall backward when it starts suddenly. give reasons​

Answer 1

Answer:

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

Answer 2

Answer:

This is actually because the bottom part of our body is in contact with the floor. The above part falls because there is sudden stopping of an object in motion. Hence we tend to fall down