Astudent flattens a ball of clay he is given and shapes it to resemble a boat. which best described the masses of the clay ball and the clay boat. a. the mass of the clay ball is more than the mass of the clay boat. b. the mass of the clay boat is more than the mass of the clay ball. c. the masses of the clay ball and the clay boat are the same. d. the clay ball has mass, but the clay boat does not.

stress fractures occur largely in the feet and legs and are common in sports that require repetitive impact, primarily running/jumping sports such as gymnastics or track and field.

scientists have discovered that hiv does not cause aids by the virus's direct effect on the host's immune cells, but rather through the cells' lethal influence on one another. researchers from the gladstone institutes have revealed that hiv does not cause aids by the virus's