Ask only part2

gun I cut HLLCIIIIJL III I'I \"5' C5) Amass of 0.079 kg hangs from a vertical spring in the lab room. You pull down on the mass and throw it vertically downward. The speed of the mass just after leaving your hand is 5.40 m/s. Part 1 V Your answer is correct. (a) While the mass moves downward a distance of 0.05 m, how much work was done on the mass by the Earth? Include the appropriate sign. Work done by Earth = J Attempts: 3 of 4 used Part 2 (b) At the instant in part (a) when the mass has moved downward a distance of 0.05 m, the speed of the mass has decreased to 2.21 m/s. How much work was done on the mass by the spring? lnclude the appropriate sign. Work done by spring: a J b