Everyone, even those contemptuous of ice skating, has seen a figure skater’s spin speed up as she draws her extended arms and legs towards her body. This is an example of the conservation of angular momentum. When the figure skater enters the spin with extended arms, the overall energy of her body Continue reading
Champagne, like any other wine made from grapes that are pressed and stored in special conditions to allow the fermentation led to the transformation into alcohol. So lets bust your friends with this amazing champagne science. They may already know about French law, which decrees that grapes must be grown in the region of Champagne in … Continue reading