Look at this model of an atom. Using a periodic table, which element does it represent?

If forces acting on an object are unbalanced, which factors may result fron an unbalanced force? check all that apply

Explain the consequences of this addiction to the brain tissue

The sun’s mass is 2.0×10^ 30 kg, its radius is 7.0×10 5 km, and it has a rotational period of approximately 28 days. if the sun should collapse into a white dwarf of radius 3.5×10 3 km, what would its period be if no mass were ejected and a sphere of uniform density can model the sun both before and after?