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