Star Characteristics and Classification

Which star is the hottest Super Giant?​ (a)  

• Rigel
• Betelgeuse
• Mira
• Antares

This star is a red Giant.

(a)  

• Betelgeuse

• Rigel

• Antares

• Aldebaran

Which star is the dimmest on the H-R Diagram?

• Barnard's Star

• Proxima Con

• Sirius B

• Mira

In which category is the hottest star on the chart?

​ (a)  

• Main Sequence

• Red Giant

• Super Giant
• White Dwarf

What category of stars is cool, but not very bright?

• White Dwarf

• Red Giant

• Main Sequence

• Supergiant

90% of all stars are classified as Main Sequence stars. What is our Sun classified as?

• Main Sequence

• Red Giant

• White Dwarf

• Supergiant

Tags

NGSS.HS-ESS1-1

The H-R Diagram classifies stars based on what 2 criteria?

• Temperature and Brightness

• Size and Age

• Distance and Color

• Mass and Volume

Which star is located in the blue or blue-white section of the Hertzsprung-Russell Diagram?

• A) Betelgeuse

• B) Deneb

• C) Aldebaran

• D) Antares

Tags

NGSS.HS-ESS1-3

Several different stars have been identified on the H-R Diagram. Based on the diagram, which stars meet BOTH of the criteria below? Select TWO correct answers.

-Surface temperature is greater than the sun's

-Luminosity is greater than the sun's

In the Hertzsprung-Russell Diagram, what color are the hottest stars?

• Red

• Yellow

• Blue

• White