Question

information on gadgets or devices based on Newton 's second law of motion

Answer 1

athletes of a land on sand or fome after taking a high jump:-. when an athlete land from a height on a hard floor it may hurt his seat because his feet come to rest almost instantaneously in a very short interval of time so a very large force is exerted by the floor on his feet on the other hand when he lands on send his feet push the sense for some distance there for the time duration in which his feet comes to rest increases as a result the force exerted on his feet decreases and he is saved from getting hurt.



• when the glass vessels fall on a hard floor they break but they do not break when they fall in carpet or sand :-. when a glass vessels fall from a height on a hard floor it comes to rest almost instantaneously in a very short time so the floor exerts a large force On The vessel and It Breaks but if it is falls on a carpet or send the time duration in which the vessel come to rest increases and so the carpet exhaust A less force on the vessel and it does not break