During it's upward motion, gravity acts on the ball which points towards the center of the earth. Since displacement of ball and force are in opposite direction, work done on ball while going up is negative.
During it's downward motion, gravity acts on the ball which points towards the center of the earth. Since displacement of ball and force are in same direction, work done on ball while coming down is positive.
Answer: D. its used to make paper products
Mark brainleist if my answer was right please!!
Answer:
Biomass energy, Wind Energy, Hydro-power, Solar energy are some of the most utilized naturally occuring renewable resources.
I calculated on a sheet and used differentiation to solve the problems.
<span>a=3.75m/<span>s2</span></span><span>F=17.0N</span><span>F=ma</span><span>17.0N=m(3.75<span>m<span>s2</span></span>)</span>m= 17/3.75
m= 4.53 kg