Matter is the "stuff" that makes up the universe. Everything that has mass is matter. In normal everyday life we come across matter in three states, solid, liquid and gas. They have a fixed shape ...

Water is unique. It is one of the only substances that can exist in nature as a solid, liquid and gas at the same time under ambient conditions (think of solid ice over a pond, which is liquid ...

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.

Although the three states of matter are solid, liquid, and gas, not all substances seem to fit perfectly into one of these groups. Take a look at the substance below and see if you can decide whether ...

Ranch dressing is actually a fifth state of matter known as soft matter. Soft matter can have properties of both liquids and ...

Students will be able to develop and explain a particle-level model to describe their observations of water dissolving salt, the water evaporating, and the salt crystals re-forming. Dissolving a solid ...