The film explores the relationship between matter and energy in the universe, explaining how matter exists in different states: solid, liquid, gas, and plasma. It discusses the kinetic molecular ...

The three states of matter can be represented by the particle model. This model explains the properties of substances in their different states, as well as changes of state. Changes of state ...

A mysterious phenomenon at the center of our galaxy could be the result of a different type of dark matter. Dark matter, the ...