Calculate the magnitude of the momentum of a 33-g butterfly fluttering at 8.5 m/s.

• A. 2.8 ×10^-1 kg.m/s
• B. 5.7 ×10^-1 kg.m/s
• C. 8.8 ×10^-1 kg.m/s
• D. 9.1 ×10^-1 kg.m/s

Answer: (A)