Astronomy: Stars, Galaxies, and the Universe

The building block of the universe is

• Oxygen

• Helium

• Carbon

• Hydrogen

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS1-1

Stars that are more massive than the sun have a

• shorter life cycle

• longer life cycle

• the same length life cycle

Our star, the sun, formed out of a

• pulsar

• nebula

• black hole

• supergiant

Our sun is a main sequence star

• True

• False

True or false: A light year is a unit of distance

• true

• false

Tags

NGSS.MS-ESS1-3

What does a star's color indicate?

• its size

• its age

• its shape

• its temperature

Scientists believe that the milky way is most likely a ___ galaxy

• spiral

• irregular

• elliptical

According to the big bang theory, what filled the universe after the original explosion?

• nebulae

• globular clusters

• cosmic background radiation

• open clusters

Tags

NGSS.HS-ESS1-2

What are the three major types of galaxies identified by Edwin Hubble?

• spiral, triangular, irregular

• spiral, elliptical, irregular

• spiral , elliptical, cuboidal

• triangular, irregular, cubodial

The study of the origin, structure, and future of the universe.

• cosmetology

• biology

• physiology

• cosmology

Tags

NGSS.HS-ESS1-2