Which statements describe a situation in which work is being done? Check all that apply.
A mover carries a box up a flight of stairs.
A mover carries a box across a room.
Wind blows against a steel table anchored to the ground.
Wind blows a pool chair across the yard.
A weightlifter lifts a barbell off the ground.
A weightlifter holds a barbell above the head.
Answers
Answered by
3
A weightlifter holds barebell above head
..as the work is done against gravity
..as the work is done against gravity
Answered by
21
A D E are right on edge.
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