Distances in space

The AU stands for ...

• Astrological Unit

• Astronomical University

• Astronomical Unit

The AU represents ...

• The largest separation of Earth from the Sun

• The average separation of Mars from the Sun

• the shortest separation of the Earth from the Sun

• The average separation of the Earth from the Sun

The unit of distance best suited for describing distances to stars in the night sky

• Kilometer

• AU

• Parsecs

• Light years

The light year is a unit of

• Time

• Distance

The unit best used for describing distances in the Solar System

• Mega Kilometer

• AU

• Miles

• Light years

The closest star to Earth

• Alpha Centauri

• Proxima Donburi

• Proxima Centauri

• The Sun

What is a light year?

• how far light travels in one minute

• how far light travels in a week

• how far light travels in a year

• how far light travels in a decade

What is it called when the planets travel around the Sun?

• Orbit

• Spin

• Move

• Turn

How long does it take Earth to complete one revolution around the sun?

• 24 hours

• One week

• One year

• One month

In which galaxy is our Solar System located in?

• Aquarius

• The Big Dipper

• The Milky Way

• Cancer