Astronomy Test Review

The sun is much bigger than the moon. However, as viewed from Earth, the sun and moon appear to be roughly the same size. Which of the following explains this observation?

• the moon is much hotter than the sun

• the moon is much denser than the sun

• the moon is much brighter than the sun

• the moon is much closer to Earth than the sun

Tags

NGSS.MS-ESS1-1

A student is writing a report on the characteristics of the sun. Which fact in the report is INCORRECT?

• the sun is made up of gas

• the sun emits heat and light

• the sun is the center of our solar system

• the sun is one of the largest stars in the galaxy.

In comparison to the sun, Regulus is...

• smaller in diameter

• brighter and hotter

• less bright but hotter

• cooler and brighter

Where are most of the stars located on a H-R Diagram?

• supergiants

• giants

• main sequence

• white dwarfs

Stars are mostly made up of which two elements?

• Selenium and sodium

• Astatine and arsenic

• Chlorine and cesium

• Hydrogen and helium

Tags

NGSS.HS-ESS1-3

One way to compare structures in space is by relative size. Which of the following is the correct order from largest to smallest?

• universe, galaxy, planet, star

• universe, galaxy, star, planet

• galaxy, universe, star, planet

• galaxy, universe, planet, star

Tags

NGSS.MS-ESS1-3

Galaxies are classified into all of the following shapes EXCEPT...

• spiral

• elliptical

• crescent

• irregular

What progression do astronomers expect our Sun to follow as it runs out of fuel?

• red giant, white dwarf

• red giant, neutron star

• supergiant, supernova, white dwarf

• sugergiant, supernova, black hole

Tags

NGSS.HS-ESS1-1

H-R Diagram: Which is hotter?

• Rigel

• Procyon B

H-R Diagram: Which is brighter?

• Antares

• Betelgeuse