Astronomy Quiz

What causes clouds of dust and gas to form a protostar?

• gravitational attraction

• cosmic background radiation

• magnetism

• expansion of matter

Which table includes data that are characteristic of the surface temperature and luminosity of some white dwarf stars?

• Surface Temperature 5000 K, Luminosity 0.001

• Surface Temperature 10,000 K, Luminosity 100

• Surface Temperature 10,000 K, Luminosity 0.001

• Surface Temperature 5000 K, Luminosity 100

The red shift in light from stars located in very distant galaxies suggests that these stars are

• increasing in temperature

• decreasing in temperature

• moving away from the Milky Way

• moving toward the Milky Way

Compared to our solar system, the universe is

• younger, smaller, and contains fewer stars

• older, smaller, and contains fewer stars

• older, larger, and contains more stars

• younger, larger, and contains more stars

The light spectrum observed from a distant star shows a

• blue shift, which indicates that the star is moving toward Earth

• blue shift, which indicates that the star is moving away from Earth

• red shift, which indicates that the star is moving away from Earth

• red shift, which indicates that the star is moving toward Earth

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-3

NGSS.HS-PS4-4

The photograph below shows a feature of the universe as seen through a telescope. This feature is best identified as

• a comet

• an asteroid

• a star

• a galaxy

A major piece of evidence supporting the Big Bang theory is the observation that wavelengths of light from stars in distant galaxies show a

• blueshift, appearing to be longer

• redshift, appearing to be longer

• blueshift, appearing to be shorter

• redshift, appearing to be shorter

Tags

NGSS.HS-ESS1-2

Which star is hotter, but less luminous, than Polaris?

• Aldebaran

• Deneb

• Sirius

• Pollux

Which characteristics best describe the star Betelgeuse?

• reddish orange with high luminosity and low surface temperature

• blue white with low luminosity and low surface temperature

• blue white with high luminosity and high surface temperature

• reddish orange with low luminosity and high surface temperature

Which sequence correctly lists the relative sizes from smallest to largest?

• Milky Way Galaxy, universe, our solar system

• Milky Way Galaxy, our solar system, universe

• our solar system, Milky Way Galaxy, universe

• our solar system, universe, Milky Way Galaxy