The density of granite is about 2.60 g/cm3. How much mass would a solid piece of granite have that measures 3.00 cm x 2.00 cm x 4.00 cm?

unlike poles attract

so easy. just google the electromagnetic waves and it’ll pop up.

molecules are free to separate from each other and will take on the shape of the container. molecules move completely at random and high speeds. they vibrate in a fixed position and do not move around much. molecules expand to the edge of their container.