Question

a girl walks1. 5 on straight horizontal footpath holding her school bag over her head . was any work done by the girl on the school bag ? did the girl lose or gain energy in the proces ? explain

please answer fast and correct
very urgent​

Answer 1

Answer:

Yes the work is done by the girl.

and the girl will lose her energy in the process.

Explanation:

Because the physical work is done

Hence,it will lose energy

Hope it helps you