Astronomy 1

Which of the following in not another name for Astronomy?

• Astrophysics

• Physics

• Astrology

• Science

Which of the following is not a useful Astronomical unit of measure?

• Earth radii

• Astronomical Units

• Parsec

• Megameter

• Kiloparsec

Which of the following is the definition of Astronomical Unit?

• Distance from Earth to the Moon

• Distance from Sun to Earth

• Diameter of Earth's orbit around the Sun

• Diameter of the solar system

Which the following units is used when describing planetary sizes?

• Earth radii

• Kilometers

• Solar radius

• Lightyear

• Parsec

Which of the following units is used with the size of Stars?

• Earth radii

• Kilometers

• Solar radius

• Astronomical Unit

• Lightyear

Which of the following units is used when talking about distances within Planetary Systems

• Earth Radii

• Solar Radius

• Astronomical Unit

• Parsec

• Lightyear

Which of the following units is used when talking about the distance between Neighboring Stars?

• Lightyear

• Parsec

• Kiloparsec

• Kilolightyear

• Megaparsec

Which of the following units is used when talking about distances within Galaxies?

• Parsec

• Lightyear

• Kiloparsec

• Megaparsec

• Megalightyear

Which of the following units is used when talking about the galactic cluster distances?

• Parsec

• Lightyear

• Kiloparsec

• Megaparsec

• Gigglelightyear

Which of the following units is used when talking about the known size of the universe?

• Kiloparsec

• Megaparsec

• Gigglelightyear

• Gigaparsec