A 2 kg mass is dropped from a height of 8.00 m onto a spring with a spring constant of 200 N/m. What was the speed of the mass when the spring was compressed a distance of 0.6 m?
1) 5.25 m/s
2) 6.15 m/s
3) 3.42 m/s
4) 8.05 m/s
5) 10.99 m/s