Khan Academy
Newman Projections, Alkanes, Cycloalkanes, and Functional Groups, Organic chemistry
Sal starts this video with a short 3D methane molecule structure review. He then continues to demonstrate possible configurations for ethane. A ball-and-stick model is drawn, and viewers will find the labeling of bonds helpful as a...
Curated OER
Miracle Planet - Snow Ball Earth 2/5
Simulations of a snowball effect recurring on the earth show how life might have survived and might continue to survive if our planet freezes over again. How a snowball event starts is unknown, but it could be related to greenhouse...