A driver without a seat belt getting thrown from the car in a collision is an example of Newton’s?

What is created when solids,liquids,an gases mix with one another

Which of the following correctly describes what happens when an atomic bomb explodes? small pieces of fissionable material are joined and form a body with a mass greater than the critical mass, the relative number of neutrons escaping decreases, and a chain reaction and explosion result. large pieces of fissionable matter are brought together quickly and form a body with a mass smaller than the critical mass, the relative number of escaping neutrons increases, and a chain reaction and explosion result.

Most of the volume of an atom is occupied by the