Acarver begins work on the following block of granite that weighs 2700 g. the dimensions of the block are 20 cm, 5 cm and 10 cm. what is the density of the granite in g/cm³?

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.