A surprising fact about a 1 M_⨀ protostar is that,even though nuclear reactions have not yet started in their cores,they are _________ than the Sun. A)hotter B)rotating faster C)smaller D)denser E)more luminous

Question

Quizplus · Accepted Answer

Even though nuclear reactions have not yet started in their cores, protostars are more luminous because they are still contracting and converting gravitational potential energy into radiation. This makes them brighter and more luminous than the Sun, which is in a stable phase and no longer contracting.

A Surprising Fact About a 1 M⨀ Protostar Is That,even

A Surprising Fact About a 1 M_⨀ Protostar Is That,even