Mr. gewanter, whose mass is 60.0 kg, is doing a physics demonstration in the front of the classroom. a) how much gravitational force does he exert on 55.0-kg martha in the front row, 1.50 m away? b) how does this compare to what he exerts on 65.0-kg lester, 4.00 m away in the back row?

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.

i believe the answer would be:

d. violin, clarinet, french horn, and tuba

a. vertically

explanation:

i tried it and took the test

if im wrong then we have different tests