PBS
Pbs Kids Design Squad: Can a Bike Power a Blender?
Pedal power is used around the world to create electricity. Watch as Nate repurposes a bicycle into a blender-cycle. Smoothies anyone? [3:57]
Khan Academy
Khan Academy: Work and Energy: Introduction to Work and Energy
An introduction to the concepts of work and energy. [9:18]
Crash Course
Crash Course History of Science #26: Thermodynamics
It's time to heat things up! LITERALLY! It's time for Hank to talk about the history of Thermodynamics!!! It's messy and there are a lot of people who came up with some ideas that worked and others that didn't and then some ideas that...
Bozeman Science
Bozeman Science: Conservation of Energy and Energy Transfer
Paul Andersen explains how energy is conserved within a system. In both macroscopic and microscopic collisions, the amount of energy before the collision is equal to the amount after. He then defines heat as energy transfer between...