Is ranch dressing a solid or a liquid? A physicist explains that the short answer is both … and neither. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

Substances can exist in three states of matter - solid, liquid and gas. All substances are made from particles, and the forces between the particles are different in solids, liquids and gases. The ...

Glass seems pretty solid, right? Well, maybe not so much. The question whether glass is a liquid or a true solid has vexed scientists for years, but now researchers say they may have settled the ...

Solids, liquids and gases. In a solid like this brick, the particles are regularly arranged touching their neighbours and move only by vibrating. This explains why solids have a fixed shape. In a ...