- 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 month B) 1 week C) 1 year D) 1 second
- 4. A radio teleschope collects what?
A) radio waves B) sound waves C) music D) pictures of outerspace.
- 5. What is something doing when it circles another object? It is.....
A) rotating B) circling C) orbiting 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) day B) year
- 9. There are _________ planets in the solar system.
A) 10 (counting the sun) B) 365 days C) eight D) nine
- 10. Every time the Earth orbits the sun, one _________ goes by
A) week B) day C) year D) month
- 11. Which planet is closest to the sun?
A) Earth B) Venus C) Mercury D) Pluto
- 12. Which planet is the largest in our Solar System?
A) Jupiter B) Earth C) Sun D) Mercury
- 13. Which of these suns have the hottest surface temperature?
A) Red Sun B) Blue Sun C) Yellow Sun D) White 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) Spiral D) Elliptical
- 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) month B) 24 hours C) 366 days during a leap year D) week
- 18. The name of our Galaxy is called the:
A) Milk Bar B) Milky Way C) Andromeda D) Nebula
- 19. All electromagnetic waves travel at:
A) The speed of sound. B) The speed of a bullet. C) The speed of a Jet. D) The speed of light.
- 20. The most common landforms on the moon are__________.
A) mountians B) craters C) rocks D) lakes
- 21. A Nebula is a large Interstellar:
A) Planet B) Cloud C) Neutron Star D) Blackhole
- 22. The Ngarrindjeri people who occupy the Coorong and Murray Valley region of South Australia saw the Southern Cross as a:
A) Starfish B) Giant Stingray C) Prawn D) Crab
- 23. What is the name given to stars that are 10 times larger than our own Sun?
A) Megagiants B) Giant C) Supergiants
- 24. Which chemical element is the most abundant in the Universe?
A) Oxygen B) Hydrogen C) Carbon D) Iron
- 25. Stars appear very small in the night sky because they are:
A) Microscopic Stars B) Light-years away C) 1 kilometre away D) 1000 kilometres away
- 26. Approximately how long does it take light from the Sun to reach your eyes?
A) 8 minutes B) 1 hour C) 5 years D) 2 days
- 27. Saturday is named after which planet in our Solar System?
A) Saturn B) Mars C) Jupiter 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) Red Giant B) Nebula C) Blackhole D) Galaxy
- 29. Groups of Stars, in our Night Sky, that are shaped like Animals or familiar objects are called:
A) Doodles B) Galaxies C) Constellations D) Nebulas
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