Why is nuclear fusion not used to produce electricity? A. Fusion requires conditions that exist only in the cores of stars.
B. Fusion produces nuclear waste.
C. Fusion requires steam turbines, which are expensive.
D. Fusion produces only a small amount of energy.

fusion requires conditions that exist only in stars

Explanation:

a p e x

weight of any object is given by

w = m*g

where m is mass of the object and g is the acceleration due to gravity.

for earth the value of g is 9.8 m/s^2 so

w=117.6 n m=12 g=?

117.6=12g => g=9.8 m/s^2

which is the force of gravity on earth.