1.59 moles
112211111111111112
Answer:
Work done, W = 100 J
Explanation:
We have, Billy the friendly Robot uses 50 N of force to lift a box 2 meters in the air.
It is required to find the work done by Billy.
Work done by an object is given in terms of force and displacement. The formula used to find the work done is given by :

So, the work performed by Billy is 100 J.
A persons weight changes as he travels from earth to space but his mass remains the same
The temperature of something.
I believe the answer is B!