- 1. Which is a tool that astronomers use?
A) hammer B) moon C) optical telescope D) stethascope
- 2. Which is a tool that astronomers use?
A) porsle sight B) optical probe C) steth seeker D) radio telescope
- 3. A light-year is the distance that light travels in:
A) 1 month B) 1 second C) 1 week D) 1 year
- 4. A radio teleschope collects what?
A) pictures of outerspace. B) music C) radio waves D) sound waves
- 5. What is something doing when it circles another object? It is.....
A) orbiting B) rotating C) circling D) day
- 6. What is a force that pulls objects to each other?
A) solar sytem B) gravity C) rotate D) orbit
- 7. What is the time that it takes the Earth to circle the sun once?
A) year B) day
- 8. What is the time that it takes the Earth to spin around once on its axis?
A) year B) day
- 9. There are _________ planets in the solar system.
A) nine B) 365 days C) 10 (counting the sun) D) eight
- 10. Every time the Earth orbits the sun, one _________ goes by
A) week B) year C) month D) day
 - 11. Which planet is closest to the sun?
A) Pluto B) Venus C) Earth D) Mercury
 - 12. Which planet is the largest in our Solar System?
A) Sun B) Mercury C) Jupiter D) Earth
- 13. Which of these suns have the hottest surface temperature?
A) White Sun B) Blue Sun C) Yellow Sun D) Red Sun
- 14. The most accepted theory for the creation of the Universe is called the:
A) Space Theory B) Einstein's Theory C) Steady-State Theory D) Big Bang Theory
- 15. Which of these is not a type of Galaxy
A) Irregular B) Cube C) Elliptical D) Spiral
 - 16. A supernova is a large explosion of a:
A) Star B) Moon C) Planet
- 17. It takes about one ___________ for the moon to orbit the Earth.
A) 366 days during a leap year B) week C) 24 hours D) month
- 18. The name of our Galaxy is called the:
A) Milk Bar B) Milky Way C) Nebula D) Andromeda
- 19. All electromagnetic waves travel at:
A) The speed of a Jet. B) The speed of sound. C) The speed of a bullet. D) The speed of light.
- 20. The most common landforms on the moon are__________.
A) mountians B) lakes C) craters D) rocks
- 21. A Nebula is a large Interstellar:
A) Blackhole B) Planet C) Cloud D) Neutron Star
- 22. The Ngarrindjeri people who occupy the Coorong and Murray Valley region of South Australia saw the Southern Cross as a:
A) Giant Stingray B) Starfish C) Crab D) Prawn
- 23. What is the name given to stars that are 10 times larger than our own Sun?
A) Giant B) Supergiants C) Megagiants
 - 24. Which chemical element is the most abundant in the Universe?
A) Iron B) Hydrogen C) Oxygen D) Carbon
- 25. Stars appear very small in the night sky because they are:
A) 1000 kilometres away B) Light-years away C) Microscopic Stars D) 1 kilometre away
- 26. Approximately how long does it take light from the Sun to reach your eyes?
A) 2 days B) 1 hour C) 8 minutes D) 5 years
- 27. Saturday is named after which planet in our Solar System?
A) Mars B) Jupiter C) Saturn D) Mercury
- 28. What do we call a region in spacetime with a strong gravitational effect that nothing—including light—can escape from inside it?
A) Blackhole B) Red Giant C) Nebula D) Galaxy
- 29. Groups of Stars, in our Night Sky, that are shaped like Animals or familiar objects are called:
A) Doodles B) Constellations C) Nebulas D) Galaxies
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