This property can be useful. For example ... further apart than a solid or liquid Very much less than the solid or liquid Oxygen gas = 0.0014 ...

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 ...

It turns out that any material, no matter what it is made of, can exist in one of three forms: solid, liquid or gas. These are categories ... Superfluids are also useful, having been used to ...