HR Diagram and Stars and Galaxies

Front

In the diagram given, what happens as we move to the left?

Back

Stars get hotter

Front

Which star is the coldest? Options: Yellow Star, Red Star, Orange Star, Blue Star

Back

Red Star

Front

The category that contains the most stars is...

Back

Main Sequence

Front

Which category is our Sun located in? Options: White Dwarfs, Supergiants, Main Sequence, Giants

Back

Main Sequence

Front

Compared to the rest of the stars, our sun is considered...

Back

Medium size with medium temperature

Front

As a whole, Giants are considered hotter than White Dwarfs.

Back

False

Front

The stable period of a star’s life cycle is called...

Back

Main Sequence

Front

What stage in a star's life cycle is described by gravity pulling gases and dust particles in space toward one another, squeezing them into a smaller space, and the temperature at the center rising high enough for nuclear fusion of hydrogen to begin?

Back

The birth of a star

Front

Hotter stars appear to be what color?

Back

Blue

Front

What determines the color of a star?

Back

It's temperature