Answer: I think cars are designed to have crumble zone because lets say you're going 60-70 mph and you hit a brick wall that cant move, it would be a very hard jolt causing the beings inside to get thrown forward, but if it has a crumble zone it would slow the the jolt from is slowing down in the hit.
It is 10^4 times the intensity at 0 db
It is TRUE, Force is proportional to the product of the masses and inversely proportional to the square of the distance between them.
