1) Serious bicyclists say that if you reduce the weight of abike, it is better to reduce it in the wheels rather than in theframe. Why would reducing weight in the wheels make it easier onthe bicyclist than reducing the same amount on the frame? 2) Why isa tapered water glass with a narrow base easier to tip over than aglass with straight sides? Does it matter if the glass is full orempty? 3) Using Bernoulli’s theorem, explain how a plane can takeoff.
