It melts when it changes from the solid state to the liquid state. The same mass of liquid will have slightly greater volume than the solid. As density equals \(\frac{\text{mass}}{\text{volume}}\), ...

In a solid, the particles are tightly packed ... The eureka can has a spout so that you can capture the overflowing water and measure its volume. Water, ice and water vapour are the same substance ...

Copper atoms are much more massive than aluminum atoms. The extra mass makes copper more dense than aluminum. Volume is a measure of the amount of space an object takes up. It is always in three ...