Stars and Their Properties Quiz

What is the primary component of stars?

• Oxygen and nitrogen

• Carbon and helium

• Hydrogen and helium

• Neon and argon

What is the brightness of a star as seen from Earth called?

• Luminosity

• Absolute magnitude

• Apparent magnitude

• Radiance

Which of the following stars is the closest to Earth?

• Rigel

• Betelgeuse

• Alpha Centauri

• Sun

What is the distance light travels in one year called?

• Light-hour

• Light-speed

• Light-year

• Star distance

Which factor determines a star's color?

• Distance from Earth

• Chemical composition

• Temperature

• Size

Which color represents the hottest stars?

• Red

• Orange

• Yellow

• Bluish white

Which of the following best describes a star?

• A cold celestial body

• A sphere of hot, glowing gas

• A solid rock in space

• A frozen mass of ice

What is the real brightness of a star called?

• Absolute magnitude

• Apparent magnitude

• Star radiance

• Solar brightness

What type of star is the Sun classified as?

• Supergiant

• Giant

• Dwarf

• Neutron star

What is the term for a group of stars that form a recognizable pattern in the sky?

• Nebula

• Meteor shower

• Constellation

• Galaxy