Q1. A rabbit runs in the straight line with a velocity of +1.6 m/s for a period of time, rests for 12 s, and then runs again along the equivalent line at +0.52 m/s for an unidentified amount of time. The rabbit travels the total distance of 1224 m, and its average speed is 0.96 m/s.
Q2. A heavy piece of hanging sculpture is suspended by the 68-cm-long, 4.6 g steel wire. When the wind blows hard, the wire hums at its fundamental frequency of 106 Hz. what is the mass of that sculpture?