Overview
The nature of matter is fundamental to understanding the physical world. Matter is defined as anything that has mass and occupies space, and it exists in three primary states: solids, liquids, and gases. Each state has distinct properties that determine how matter behaves in different conditions. Un...
Key Terms
Example: Water, air, and rocks are all examples of matter.
Example: A hydrogen atom is the simplest type of atom.
Example: H₂O is a molecule made of two hydrogen atoms and one oxygen atom.
Example: Ice is a solid form of water.
Example: Water is a liquid that fills the shape of its glass.
Example: Oxygen is a gas that fills the air.
Related Topics
Key Concepts
States of MatterAtoms and MoleculesPhysical and Chemical PropertiesChanges in Matter