The Universe: Constellations & The 13th Zodiac Sign

What is the 13th zodiac sign that was forgotten?

• Aries

• Ophiuchus

• Gemini

• Cancer

What tool did ancient navigators use to navigate using guide stars?

• Compass

• Sextant

• GPS

• Telescope

What is the phenomenon used by astronomers to measure the distance to stars?

• Redshift

• Diffraction

• Refraction

• Parallax

What type of star is used as a standard candle for measuring distances in astronomy?

• Supernova

• Red Giant

• White Dwarf

• Cepheid Variable

What causes the wobbling of Earth's axis in the sky?

• Earth's Rotation

• Gravitational Pull of the Moon

• Solar Flares

• Precession

What is the name of the star that currently serves as the North Star?

• Polaris

• Vega

• Sirius

• Betelgeuse

What term is used for stars that are visible all year long and do not rise or set?

• Circumpolar

• Ecliptic

• Zenith

• Nadir

What is the name of the star that is closest to the Earth?

• Alpha Centauri

• Sirius

• Vega

• Polaris

What is the term used to describe the brightness of a star as seen from Earth?

• Apparent Magnitude

• Absolute Magnitude

• Luminosity

• Intensity

What is the name of the galaxy that the Earth is part of?

• Andromeda

• Milky Way

• Whirlpool

• Sombrero