STARS AND GALAXIES

The Milky Way Galaxy is a(n) _____ galaxy.

• elliptical

• spiral

• irregular

• dwarf

Tags

NGSS.MS-ESS1-2

What are the three types of galaxies?

• spiral, irregular, and elliptical

• twisted, random, and chaotic

• oblong, circular, and square

• straight, crooked, and curvy

Where will a star most likely form?

• a black hole

• a neutron star

• an extremely dense cloud of space dust and gas

• a young star that has just entered the main sequence

Stars are composed primarily of which elements?

• argon and neon

• carbon and iron

• hydrogen and helium

• oxygen and nitrogen

Tags

NGSS.HS-ESS1-3

Scientists can classify stars based on their _____ and _____.

• Temperature, color

• shape, chemistry

• density, composition

• None of the above

The explosion of a star is referred to as a _____.

• black hole

• supernova

• red giant

• neutron star

The classification of Galaxy is based on its observable characteristics. Which of these characteristics is used to classify galaxies?

• shape

• temperature

• types of forces

• chemical elements

Where in this diagram of the Milky Way galaxy is our solar system most likely located?

• A

• B

• C

• D

Tags

NGSS.MS-ESS1-2

a hot, dense, slowly cooling sphere of carbon that remains when a red giant star dies

• red giant

• supergiant

• black hole

• white dwarf

an immense cloud of dust & gas where stars are born

• black hole

• nebula

• prominence

• supernova