Learn the basics of why sweat cools your body down in this video. [5:13]

Video that explores the properties of the water molecule as a "universal" solvent. Content is explained in plain, easy-to-understand language with simple analogies for young chemistry students. [4:46]

Explore, on a molecular level, the physical properties of a liquid. [3:31]

This lesson will explore a liquid from a molecular viewpoint and describe its general properties. It is 2 of 2 in the series titled "Liquid."

This video segment adapted from ZOOM offers a clever demonstration of buoyancy by showing how to pour a cup of air into a cup filled with water. [1 mim, 42 sec]