PHYS 1303 (Stars and Galaxies) - Exam 3 Review

What is the name of our galaxy?

• Andromeda

• The Milky Way

• Triangulum

• Whirlpool

Tags

NGSS.MS-ESS1-2

What does AGN stand for in astronomy?

• Astronomical Galactic Network

• Active Galactic Nuclei

• Advanced Galactic Nebula

• Ancient Galactic Notation

Which concept explains the origin of the universe?

• Galactic Evolution

• The Big Bang

• Dark Matter

• Interstellar Matter

Tags

NGSS.HS-ESS1-2

What does CMB stand for in cosmology?

• Cosmic Microwave Background

• Cosmic Magnetic Belt

• Central Milky Barrier

• Celestial Matter Base

Tags

NGSS.HS-ESS1-2

What type of galaxy is the Milky Way most likely classified as?

• Elliptical Galaxy

• Barred Spiral Galaxy

• Irregular Galaxy

• Lenticular Galaxy

Tags

NGSS.MS-ESS1-2

Approximately how many light years across is the Milky Way?

• 10,000 Lt Yrs

• 50,000 Lt Yrs

• 100,000 Lt Yrs

• 200,000 Lt Yrs

What is found at the center of the Milky Way's nucleus?

• A large star cluster

• A supermassive black hole

• A nebula

• A planetary system

Which type of stars are found in the Milky Way's nuclear bulge?

• Young O & B stars

• Population I stars

• Population II stars

• Red giant stars

What is a characteristic of the Milky Way's halo?

• Contains interstellar dust

• Contains only hot interstellar gas

• Contains young stars

• Contains a supermassive black hole

What is the primary function of dust in dark nebulae?

• Reflects light from nearby stars

• Blocks starlight from more distant stars

• Emits red light due to hydrogen

• Scatters stellar spectra