Question

give one example each in which a force does
a:) positive work
B:) negative work

Answer 1

A) Kicking a football
B) Someone pushing you
Hope it helps

Answer 2

Force do positive work when the displacement is in the direction of force.

Force do negative work when displacement is in the direction opposite to the force applied i.e thita=180.

Hope this helps...mark me brainliest