Question

If we stand on the wooden plank it will break why

Answer 1

Answer:

Newton’s first and third laws, really. First law says an object at rest stays at rest unless acted on by an unbalanced force. Third law says that when you exert force to lift the plank (and yourself), you’re also exerting equal force down on the plank, which makes those forces balanced. And the harder you lift, the more downforce you exert.

Answer 2

Answer:

due to gravity

Explanation:

gravitational force keeps us on ground and not makes us float

due to weight of objet and force of gravity it breaks