2 Points
A pendulum is used in a large clock. The pendulum has a mass of 2 kg. If the
pendulum is moving at a speed of 4.1 m/s when it reaches the lowest point
on its path, what is the maximum height of the pendulum?
O
A. 0.75 m
0.51 m
C. 0.86 m
D. 0.63 m
O
O

Two students, each riding bicycles, start from the same apartment building and ride to the same building on campus, but each takes a different route. the first student rides 1100 m due east and then turns due north and travels another 1430 m before arriving at the destination. the second student heads due north for 1930 m and then turns and heads directly toward the destination. at the turning point, how far is the second student from the destination?