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 and cannot flow The particles cannot move from ...

Students are introduced to the idea that matter is composed of atoms and molecules that are attracted to each other and in constant motion. Students explore the attractions and motion of atoms and ...

It's been helping humans in myriad ways for over a million years, our host Eric Schulze has more Explore Subscribe Newsletters Content Licensing Our Partners Terms of ...

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 ...

Water is the only substance on Earth that occurs naturally as a solid, liquid, and gas. It does so because the temperature and pressure on our planet are just right to allow ice, liquid water ...

The two components are referred to as the dispersed phase and continuous phase respectively. Either phase can be a solid, liquid, or gas, creating a range of possible colloidal systems. Many colloids ...