HR Diagrams and Star Life Cycle (5.2)

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

• Stars Get Larger
• Stars get Colder
• Stars get hotter

Which of these stars is hottest?

• Red Star
• Yellow Star
• Orange Star
• Blue Star

Which star is the coldest?

• Yellow Star
• Red Star
• Orange Star
• Blue Star

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

• Extremely Large and Cold
• Small with a medium temperature
• Medium size with medium temperature

Which category is our Sun located in?

• White Dwarfs
• Supergiants
• Main Sequence
• Giants

Which star has the lowest temperature?

• A
• B
• C
• D

How does the mass of a hot, bright main sequence star compare to a cool, faint main sequence star?

• They have more mass

• They have the same mass

• They have less mass

Our sun is currently a main sequence star. All main sequence stars fuse ____ in their cores.

• helium into hydrogen

• hydrogen into helium

• helium into carbon

A Super Giant star will eventually turn into...

• a neutron star or a black hole.
• a red giant.
• a main sequence star.
• a white dwarf or a black dwarf.

What is the graph that shows the relations between a star's surface temperature and absolute magnitude?

• H-R Diagram
• Star Cluster Map
• Einstein's Diagram
• Newton's Chart of Stars