The molecules in a gas are completely free to move around without ... While solids hold their shape, they are not completely rigid. The connections between the molecules behave like tiny springs ...

Is Ranch Dressing a Liquid or a Solid? Imagine you’re sitting down for dinner. You pick up a bottle of ranch dressing, flip it upside down, and expect it to pour onto your plate. But nothing happens.

Heating a substance makes its atoms and molecules move faster. This happens whether the substance is a solid, a liquid, or a gas. It’s not easy to see it happen in a solid but let’s try it for a ...

After melting, the water molecules are closer together than they were as ice. As a liquid, the molecules are more randomly arranged and the molecules are able to slide past each other. As energy is ...