1. A water wave oscillates up and down once every 2.00 seconds. The distance between wave crests is 1.50 m. The speed of the wave is ___m/s.
2. The specific heat of a particular metal alloy is 0.24 calories per gram per degree celsius. calculate the amount of heat required (in calories) to raise the temperature of 3.4kg of this material by 19 degrees.