Answer:
Push with force of 1N
Explanation:
I have explained in the paper.
Goodluck
The potential energy of the box when it gets to the top is
(mass) (gravity) (height)
= (7 kg) (9.8 m/s²) (5 m)
= 343 joules.
That's the work done against the force of gravity. Any
additional work is done against the force of friction.
Answer:
3a, 2b,4c,1d
Explanation:
what do I need to explain just something you know