HR Diagram

The lifetime of a star depends on its

• Temperature

• Absolute Brightness

• Mass

• Apparent Brightness

What do we call stars that are; Hot, Dim and Small?

• Red/Brown Dwarfs

• Main Sequence

• Red Giants

• White Dwarfs

Which of the following statements accurately describes one of the stars in the HR diagram?

• Star A is the brightest star.

• Star B is a red star.

• Star C is the dimmest star.

• Star D is the hottest star.

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

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

The category that contains the most stars is...

• Main Sequence
• Supergiants
• Giants

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

• True
• False

The best description of a super giant star would be -

• hot and bright

• hot and dim

• average brightness and temp

• cool and bright

Tags

NGSS.HS-ESS1-3