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

The field lines around one end of a bar magnet are shown below based on the diagram, what can you conclude about the pole of the magnet? a. is a south pole because the field hnes spread out from this end b. a north pole because the field lines spread out from this end c. a nouth pole because the field lines enter the magnet at this end d. is a north pole because the field lines enter the magnet at this end