Physical Science: The Nature of Matter, Book K
Acids and Bases
Discover how acids and bases differ and where they fall on the pH sclae in this BrainPOP movie.
Do you know the difference between a chemical change and a physical one? Find out in this animated BrainPOP movie.
States of Matter
Matter can be solid, liquid, gas, or plasma. Find out about each state of matter in this animated BrainPOP movie.
Matter Changing State
How are gases, liquids, and solids different? Find out in this BrainPOP movie.
Tim and Moby explain how two atoms of the same element can have different numbers of neutrons in this animated BrainPOP movie about isotopes.