Unit 7 Review, 8.8ABC

Supergiants are a group of stars that are ...

• low in brightness but high in temperature.

• average in brightness but high in temperature.

• extremely bright and average in temperature.

• average in brightness and average in temperature.

The Sun is a yellow star that is average in both brightness and in temperature.  The Sun belongs to which group?

• White dwarfs

• Main Sequence

• Supergiants

• Giants

Galaxies are classified by shape. Which of the following are types of galaxies?

• Spiral and elliptical

• Crescent and spiral

• elliptical and crescent

• Lenticular and Spherical

The Sun appears larger than the other stars because of its ...

• chemical composition

• yellow color

• high temperature

• distance from earth

Astronomers make observations in visible light, but also in other parts of the electromagnetic spectrum, such as radio waves and gamma rays. Scientists make observations in different wavelengths because...

• visible light only provides information about the closest objects in our galaxy.

• the information provided by visible light is not a reliable source of data.

• the equipment required for observations in other wavelengths is expensive.

• observations in different wavelengths provide different information about stars.

Tags

NGSS.HS-PS4-3

NGSS.HS-PS4-4

What color stars are the hottest on the H-R Diagram?

• Blue

• White

• Yellow

• Red

Tags

NGSS.HS-ESS1-3

Which diagram best represents the size of objects in space?

• 
• 
• 
• 

Tags

NGSS.MS-ESS1-3

Which type of stars would belong to spectral class A and have the lowest luminosity?

• White Dwarfs

• Main Sequence stars

• Supergiants

• Giants

Which student described a nebula and a star correctly?

• Student 4

• Student 3

• Student 2

• Student 1

Tags

NGSS.MS-PS1-1

At approximately which position is Earth's solar system located in the Milk Way Galaxy?

• A

• B

• C

• D