H-R Diagram, Galaxies, Electromagnetic Spectrum

Stars are classified on the H-R Diagram by two characteristics. What are they?

• Temperature and Luminosity
• Temperature and Color
• Luminosity and brightness
• None of the above

The color of a star depends on its

• Shape
• Position
• Size
• Temperature

What color are the coolest stars?

• Blue
• Yellow
• White
• Red

90 % of the stars on the H-R diagram fall into which group?

• White Dwarfs
• Main Sequence
• Red Giants
• Blue Giants

Tags

NGSS.HS-ESS1-3

Which group of stars has high temperatures AND high luminosity?

• Red Giants
• Blue Giants
• Main Sequence
• White dwarfs

According to the image above which Letter represents the location of the Sun in the Milky Way Galaxy?

• A
• B
• C
• D

What type of galaxy is being shown below?

• Spiral
• Elliptical
• Irregular
• Milky Way

Tags

NGSS.MS-ESS1-2

What type of galaxy is being shown below?

• Spiral
• Irregular
• Milky Way
• Elliptical

Tags

NGSS.MS-ESS1-2

What type of galaxy is being shown below?

• Milky Way
• Elliptical
• Spiral
• Irregular

Tags

NGSS.MS-ESS1-2

What is a Light Year?

• how far we are from the sun
• how long it takes the sun to reach Pluto
• the number of light bulbs the Earth uses in a year
• the distance light travels in a year