What can be said about YOUNGER mountains?
A. They are more weathered and rounded than older
mountains.
B. They are more likely to be eroded than older mountains,
C. They are pointed and steeper than older mountains.
D. They are easier to climb than older mountains.

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?

What are the necessary conditions for fusion?

Me with this and you will be marked brainliest