The centers of a 10 kg lead ball and a 100 g lead ball are separated by 10 cm. a. What gravitational force does each exert on the other? b. What is the ratio of this gravitational force to the gravitational force of the earth on the 100 g b

Review Questions Two notes form an octave. How are their frequencies related What are transverse and longitudinal (compressional) waves Give examples. Describe sound wave, compressions, rarefactions. How large are the pressure and density variations in sound waves Normal atmospheric pressure, due to weight of atmosphere, is 14.7 lb/in 2 Units: 1 m = 100 cm = 1000 mm = 3.28 ft, 1 kg weighs...