Which star is likely to be the hottest? Use the H-R diagram

Which stage of life is the sun currently in?

What is the name of the cosmic cloud of dust and gas that is the first stage in the birth of a star?

A stellar nebula will eventually condense into a hot ball of mostly hydrogen called a __________. At this point, nuclear fusion has not yet started but it will soon.

In a low-medium mass star, at the end of the red giant stage, the red giant's atmosphere expands outward to create a...

In a low-medium mass star, after the end of the red giant phase, a hot inner core of the star is left over. This core is a called a __________. There is no longer nuclear fusion happening at this stage.

In a high mass star, at the end of the red giant phase, the gravity causes the star to rapidly collapse. This collapse causes a massive explosion called a __________

In a very high mass star, a supernova triggers the formation of a __________ which has a gravitational pull so strong that even light cannot escape.

Which elements are found in a main sequence star?

Which is one of the heaviest element found in a red giant star?

Elements heavier than iron are not formed in Main Sequence or Red Giant Stars. Where are heavier elements like silver, gold, and lead formed?