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Crash Course: Biology: Water: Liquid Awesome
An introduction to the properties of H2O and its components: hydrogen and oxygen. This clip also explains that water has highest cohesion of any nonmetallic liquid, which allows other substances to stick to it. -
Beakman's World: Water Beaker Challenge
Beakman challenge: pour water from one beaker to another, keeping them far apart. Take yarn and dip it into on beaker and then pull the yarn tight and put the end in another beaker. The water will travel down the yard that is soaked in water due to adhesion and cohesion. -
Science Max: Water Woes
Phil tries to pour himself some water, but some of the water sticks to the pouring glass and spills onto his plate of food. He explains why this happens: because water likes to stick to things due to its cohesive properties. He offers suggestions to prevent water from sticking to the pouring glass, such as changing the angle at which the water is poured out. -
Science Max: Acids and Bases
Phil demonstrates the relationship between acids and bases using small balls that symbolize protons. He explains that not much happens when they're together but that introducing a solvent, such as water, causes a reaction. -
Science with Sophie: Why Does Water Expand When Frozen?
Sophie explains how potholes occur in the street: when water seeps below the ground and freezes. She conducts an experiment to show how water expands when it freezes.
