alloy panels have replaced ceramic tiles on the space shuttle's heat shield because they are less prone to cracking.

please help, will mark brainliest if answer turns out to be correct

If the spring constant k of a pogo stick is 3500 n m and the weight of the person on the pogo stick is 700 n, how much is the spring in the botom of the pogo stick compressed?

Which statement best explains why the overall charge on an atom is zero?

Macy always thought there were only a few hair colors blonde brown and black however when she actually began looking around she saw varying shades of these hair color what is a possible reason for so many different hair colors