The Right Ratio of Rest: Proportional Reasoning
High schoolers see how NASA scientists are studying the circadian timing system to improve astronaut's physical and mental tasks while working in space. They demonstrate how fractions, decimals, and percents are related.
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Proof: Volume Ratios in a Carnot Cycle
Sal goes back to a look at the Adiabatic process in this chemistry video. He sets up a Carnot Cycle that occurs within an adiabatic process; meaning there is no transfer of heat. From that problem, Sal constructs Volume Ratios which is a...
17 mins 7th - 10th Science
How Fast are You Moving Right Now?
Did you know that when you are sitting in your easy chair, you may be moving up to 1000 miles per hour depending on what part of the planet you are sitting on? Consider relative speed by watching this moving video. Boggle brains in your...
6 mins 6th - 12th Science
Why Are Some People Left-Handed?
Despite what some may think, being right- or left-handed isn't a conscious choice people make. Watch this short video to find out exactly what determines a person's dominant hand, and how the cooperative and competitive nature of humans...
5 mins 7th - 12th Science CCSS: Adaptable