Astronomy/ Universe Review

Which area of the diagram represents the white dwarfs?

• Area M

• Area X

• Area P

• Area Z

Tags

NGSS.HS-ESS1-3

Why can we not see the entire shape of the Milky Way Galaxy from Earth

• Earth is part of this galaxy

• Many more stars exist outside the galaxy

• The stars in the center of the galaxy are small

Why does the sun appear to be brighter than any other star from earth

• The sun is a different color

• The sun is closer

• The sun is hotter

A star several thousand times brighter than the sun with a temperature lower than 4,000 k would be classified as

• Spectral class B

• Spectral class K

• Spectral class O

Tags

NGSS.HS-ESS1-3

What type of wave has a frequency of 10 ⁹?

• Microwaves

• Visible Light

• X Rays

Tags

NGSS.MS-PS4-1

What type of star will the sun eventually become?

• Red supergiant

• White dwarf

• Black hole

Tags

NGSS.HS-ESS1-1

What is a cold, dense and dark cloud of dust and gas called?

• Galaxy

• Planet

• Nebula

What keeps planets in the solar system from moving in straight lines through the galaxy?

• Light energy

• Gravity

• Potential energy

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

Which shows the components of the universe in likely order from smallest to largest?

• Planets, stars, galaxies, nebulae

• Nebulae, stars, planets, galaxies

• Galaxies, stars, planets, nebulae

• Planets, stars, nebulae, galaxies

Based on this diagram, how do the characteristics of Star 1 and Star 2 compare?

• Star 1 is cooler and less bright than Star 2

• Star 1 is hotter and brighter than Star 2

• Star 1 is hotter and less bright than Star 2

Tags

NGSS.HS-ESS1-3