Let x be a random variable with cdf , and y=μ σx, where μ and σ are real numbers with σ >0. Find the cdf of y, in terms of f.

An open cart is moving along a straight frictionless horizontal track. when rain starts falling vertically into the cart, what happens to the speed of the cart?

If forces acting on an object are unbalanced. true or false

Which one of the following terms is used to indicate the natural tendency of an object to remain at rest or in motion at a constant speed along a straight line? velocity acceleration equilibrium force inertia