Source: The Happy Scentist
Friday, 19 August 2011
Thursday, 18 August 2011
Wednesday, 17 August 2011
Eureka! Episode 28 - Heat as Energy
Heat is produced whenever there is movement and friction between two objects. Since movement is a form of energy, it follows that heat must also be a form of energy.
Other Eureka episodes
Other Eureka episodes
Tuesday, 16 August 2011
How Far Away is the Moon? (The Scale of the Universe)
If the Earth were the size of a basketball and the moon a tennis ball, how far apart would they be? Diagrams that are not to scale make us think that they're closer than they really are.
Other Veritasium videos
Other Veritasium videos
Monday, 15 August 2011
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