Mocomi & Anibrain Digital Technologies
Mocomi: Molecules
When two or more atoms combine they give rise to a molecule. A molecule can be made up of many atoms of the same element. There are 112 elements known to man, so can you imagine the different permutations and combinations of molecules...
Vision Learning
Vision Learning: States of Matter
Did you know the ancient Greeks first identified the three states of matter? Read about how the molecules differ in solids, liquids, gases, and plasma. View photographs and watch how the molecules move in each state. If you're really...
University Corporation for Atmospheric Research
Ucar: Just a Phase: Water as a Solid, Liquid, and Gas
This site helps students construct a model of the arrangement of water molecules when present as solid, liquid or gas. Includes background information, lesson plans, links to standards and assessment ideas.
Other
Atoms in Motion: All Matter Is Made of Atoms
Atoms are very, very small. Atoms are so small that it is often said that there are as many atoms in a single grain of sand as there are grains of sand on all of the world's beaches - certainly a difficult thing to prove, but you get the...
PBS
Pbs Learning Media: Chemical Bonds
This interactive activity developed for Teachers' Domain demonstrates how attractive forces between atoms create chemical bonds, resulting in the formation of molecules and compounds.
PBS
Pbs Learning Media: Molecular Shapes
In this interactive activity from ChemThink, students will learn about covalent molecules and how the VSEPR theory predicts the shapes of covalently-bonded molecules.
Annenberg Foundation
Annenberg Learner: 5 Question Survey: Chemical Change
Find out your or your students' basic knowledge of concepts like matter, molecules and open and closed systems. Afterwards you can see how others answered the questions.