Steve Spangler Science
The Baby Diaper Secret - Sick Science! #017
Have investigators tear apart a fresh disposable diaper to examine the highly absorbent sodium polyacrylate ingredient. This is an absorbing activity for young chemists when studying the properties of polymers. They experience firsthand...
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Cohesion
The concept of cohesion is explained in this very clear and easy to follow video. Viewers will see how water molecules stick together by fusing their negative and positive charges together to create the bond called cohesion. Good...
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Energy and the Four States of Matter Solid Liquid Gas and Plasma
There are four states of matter: solid, liquid, gas, and plasma. As this clip describes, the key to changing the states of matter is the addition or subtraction of energy. Learn about molecules, heat, plasma, and the science behind...
Curated OER
Atoms and Molecules
Part of a longer video created by Disney, this segment opens with a history of the telescope and microscope. This old-fashioned video is a sufficient introduction to the topic of atoms. The animations are antiquated, but they are still...
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Electricity and Matter Part 4 - Atoms and Elements
Consisting entirely of photos and simple graphics, this fundamental video is an informative presentation. Topics include elements, molecules, chemical bonds, atomic mass, isotopes, and ionization. Because it covers a wide range, it would...
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Physical Science - The Structure of an Atom
Drawings on an interactive whiteboard are used to introduce the basic structure of an atom. Technically, the model drawn is inaccurate, as three electrons are shown on the innermost orbital. Electron orbitals are not the intent of the...
Curated OER
States of Matter: Gases
How are gases like liquids; how are they different? This clip demonstrates the state of matter called gas. We find out how the properties of gas are similar and different to the properties of liquid. An experimental demonstration and...