What task requires the most work;lifting a 50-kg sack 2 meters or lifting a 25-kg sack 4 meters?
A)the 50-kg sack
B)the 25-kg sack
C)Both require the same amount of work.
D)impossible to determine without knowing the contents of the sack

Question

Quizplus · Accepted Answer

Both tasks require the same amount of work since work is calculated by multiplying force by distance. In this case, since the distance multiplied by the weight in both options is the same (100 J), the amount of work required is the same.

What Task Requires the Most Work;lifting a 50-Kg Sack 2