Which of the following are examples of work being done on an object?

Question

Choose the 4 that apply.

A. holding a 50 kg barbell over your head
B. lifting a rock off the ground
C. carrying a box up a flight of stairs.
D. pushing on a car that will not move
E. lifting a bag of groceries
F. wind blowing against a tree
G. pushing a grocery cart through the store

Answer 1

A, B, C, and D.