Earth Science Unit 1 Cosmology Practice Test

Front

The planetary rovers Curiosity, Opportunity, and Spirit have all explored the same body in our solar system. Which one?

Back

Mars

Tags

VA.ES.2.c.

Front

Which star is brighter? Polaris's absolute magnitude: -3.64, Procyon B's absolute magnitude: 10.7.

Back

Polaris

Tags

VA.ES.2.b.

Front

What is the approximate temperature of our sun?

Back

Approximately 6,000K

Tags

VA.ES.2.b.

Front

Which star is the brightest? Options: Aldebaran, Deneb, Sun, Procyon B

Back

Deneb

Tags

VA.ES.2.b.

Front

A star's color is determined by its ______________

Back

surface temperature

Tags

VA.ES.2.b.

Front

What is a galaxy?

Back

A galaxy is a massive system of stars, gas, dust, and dark matter bound by gravity.

Tags

VA.ES.2.b.

Front

What is the name of our galaxy?

Back

Milky Way

Tags

VA.ES.2.b.

Front

All of the following are true about our galaxy, except

Back

The Milky Way is the only galaxy in the universe.

Tags

VA.ES.2.b.

Front

Stars shine because of the process of nuclear __ in its core.

Back

fusion

Tags

VA.ES.2.b.

Front

What is the ultimate fate of our sun?

Back

white dwarf

Tags

VA.ES.2.b.