120 J of work was done to lift an object 6 m above the ground. How much force was applied to this object and what was its mass?

e) none of the above answers are correct

newton's first law of motion

the answer is neither ball has a charge.

because if they were both positively charged, they will repel each other.

if they were positively and negatively charged, they will seek.

a skateboard rolling across the street - apex