Steve uses clay to model the law of conservation of matter. first, he finds the mass of a ball of clay on a balance. then, he molds the clay into a different shape without adding or removing clay. finally, he finds the mass on a balance again. how will steve's results show the law of conservation of matter? a. the results will show that both the shape and the mass have changed. b. the results will show that the shape has changed, but the mass is the same. c. the results will show that changing the shape has changed the mass of the clay. d. the results will show that the larger the shape, the greater the mass.