- CK-12 Inside the Atom
- Chem4Kids Atoms: Structure
- Ted Ed Just how small is an atom?
Types of Matter: I can explain how atoms are packed together in arrangements that compose all substances including elements, molecules, compounds, mixtures and solutions.
Physical and Chemical Properties: I can use physical and chemical properties to describe matter.
States of Matter: I can develop a model that predicts and describes changes in particle motion and spacing with change in thermal energy.
- CK-12 Solids, Liquids, Gases, and Plasmas
- Che4Kids Matter: States of Matter
- PHET Simulation States of Matter Basics