A large mass bobs up and down on a heavy spring. Initially the mass is at the top 20 cm above its lowest position. The magnitude of its maximum speed is 31 cm/s.
What is the amplitude for this motion?
A. 10 cm
B. 20 cm
C. 31 cm
D. 40 cm
E. 62 cm
What is the angular frequency for this motion?
A. 0.00 p rad s-1
B. 0.25 p rad s-1
C. 0.50 p rad s-1
D. 0.75 p rad s-1
E. 1.0 p rad s-1 

Proceed to Quiz 2