Liquid is a state of matter with a fixed volume but no fixed shape. Liquids take the shape of the container they are in. They can flow and move easily. Common liquids include water, oil, and milk.

Liquids are found all over Earth, especially in oceans, rivers, and lakes. They are also used in homes, industries, and everyday life. Liquids are part of natural systems and human activities. They are one of the main states of matter.