- 1. Which is a tool that astronomers use?
A) moon B) hammer C) optical telescope D) stethascope
- 2. Which is a tool that astronomers use?
A) radio telescope B) porsle sight 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 second D) 1 year
- 4. A radio teleschope collects what?
A) pictures of outerspace. B) sound waves C) music D) radio waves
- 5. What is something doing when it circles another object? It is.....
A) circling B) day C) orbiting D) rotating
- 6. What is a force that pulls objects to each other?
A) solar sytem B) orbit C) gravity D) rotate
- 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) 365 days B) 10 (counting the sun) C) nine D) eight
- 10. Every time the Earth orbits the sun, one _________ goes by
A) day B) week C) year D) month
- 11. Which planet is closest to the sun?
A) Pluto B) Mercury C) Earth D) Venus
- 12. Which planet is the largest in our Solar System?
A) Mercury B) Jupiter C) Earth D) Sun
- 13. Which of these suns have the hottest surface temperature?
A) Yellow Sun B) White Sun C) Blue Sun D) Red Sun
- 14. The most accepted theory for the creation of the Universe is called the:
A) Steady-State Theory B) Einstein's Theory C) Big Bang Theory D) Space 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) Planet B) Star C) Moon
- 17. It takes about one ___________ for the moon to orbit the Earth.
A) month B) 366 days during a leap year C) week D) 24 hours
- 18. The name of our Galaxy is called the:
A) Milk Bar B) Andromeda C) Nebula D) Milky Way
- 19. All electromagnetic waves travel at:
A) The speed of light. B) The speed of sound. C) The speed of a Jet. D) The speed of a bullet.
- 20. The most common landforms on the moon are__________.
A) mountians B) rocks C) lakes D) craters
- 21. A Nebula is a large Interstellar:
A) Cloud B) Planet 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) Giant Stingray B) Crab C) Starfish D) Prawn
- 23. What is the name given to stars that are 10 times larger than our own Sun?
A) Supergiants B) Megagiants C) Giant
- 24. Which chemical element is the most abundant in the Universe?
A) Carbon B) Iron C) Hydrogen D) Oxygen
- 25. Stars appear very small in the night sky because they are:
A) Light-years away B) Microscopic Stars C) 1000 kilometres away D) 1 kilometre away
- 26. Approximately how long does it take light from the Sun to reach your eyes?
A) 8 minutes B) 2 days C) 1 hour D) 5 years
- 27. Saturday is named after which planet in our Solar System?
A) Mars B) Saturn C) Mercury 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) Blackhole B) Nebula C) Red Giant D) Galaxy
- 29. Groups of Stars, in our Night Sky, that are shaped like Animals or familiar objects are called:
A) Galaxies B) Nebulas C) Doodles D) Constellations
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