Answer:
a) heavier on sun
b) 63.0 kN
Explanation:
The weight is directly related to gravity, so because the sun has a bigger gravity than earth the barbell will be heavier on the sun.
the force exerted by the gravity is defined as:
[tex]F_{g}=m*g\\F_g=230.0kg*274m/s^2\\F_g=63.0kN[/tex]