States of Matter: Basics - Atoms | Molecules | States of Matter - PhET Interactive Simulations

States of Matter: Basics

States of Matter: Basics simulation

Topics

  • Atoms
  • Molecules
  • States of Matter

Sample Learning Goals

  • Describe characteristics of three states of matter: solid, liquid and gas.
  • Predict how varying the temperature or pressure changes the behavior of particles.
  • Compare particles in the three different phases.
  • Explain freezing and melting with molecular level detail.
  • Recognize that different substances have different properties, including melting, freezing and boiling temperatures.

System Requirements

HTML5;

HTML5 simulations can run on iPads, Chromebooks, PC, Mac, and Linux systems.
See full HTML5 system requirements

Version 1.2.2