NS2-M3C17 - The Stars Quiz 56

Which is longer one light year or one calendar year?

• calendar year

• light year

• neither

• they are the same

White dwarfs are _______ than the Sun, but _______.

• greater in mass; smaller

• whiter; cooler

• fainter; hotter

• brighter; smaller

What is the most common "temporary star"?

• supernova

• nova

• exoplanet

• neutron star

The Milky Way was once thought to be a(n) _______.

• galactic cluster

• supernova

• nebula

• nova

Term that describes the brightness of a star as compared to the brightness of the Sun

• Magnitude

• Apparent magnitude

• Luminosity

• Absolute magnitude

A giant star, with five to eight times the mass of the Sun or more

• Red giant

• White giant

• Blue giant

• Purple giant

Extremely dense stars that are formed when the core of a massive star undergoes gravitational collapse at the end of its life

• Star clusters

• Neutron star

• Binaries

• Double star

A theoretical massive object, formed at the beginning of the universe or by the gravitational collapse of a star exploding as a supernova, whose gravitational field is so intense that no electromagnetic radiation can escape

• Black hole

• Galaxy

• White dwarf

• Habitable zone

A large group of stars, drawn together due to gravitational attraction

• Double stars

• Star clusters

• Parsec

• Neutron stars

Galaxy distinguished by its distinct nucleus with one or more spiral arms

• Irregular galaxy

• Ellipsoidal galaxy

• Spiral galaxy

• Extraterrestrial galaxy