- 1. Which is a tool that astronomers use?
A) moon B) hammer C) stethascope D) optical telescope
- 2. Which is a tool that astronomers use?
A) optical probe B) radio telescope C) porsle sight D) steth seeker
- 3. A light-year is the distance that light travels in:
A) 1 year B) 1 second C) 1 week D) 1 month
- 4. A radio teleschope collects what?
A) sound waves B) pictures of outerspace. C) music D) radio waves
- 5. What is something doing when it circles another object? It is.....
A) day B) orbiting C) circling D) rotating
- 6. What is a force that pulls objects to each other?
A) solar sytem B) rotate C) gravity D) orbit
- 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) 10 (counting the sun) B) 365 days C) eight D) nine
- 10. Every time the Earth orbits the sun, one _________ goes by
A) month B) year C) day D) week
- 11. Which planet is closest to the sun?
A) Mercury B) Pluto C) Venus D) Earth
- 12. Which planet is the largest in our Solar System?
A) Sun B) Earth C) Mercury D) Jupiter
- 13. Which of these suns have the hottest surface temperature?
A) White Sun B) Blue Sun C) Red Sun D) Yellow 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) Cube B) Elliptical C) Irregular 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) month C) week D) 24 hours
- 18. The name of our Galaxy is called the:
A) Milky Way B) Nebula C) Milk Bar 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) rocks B) craters C) lakes 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) Crab B) Starfish C) Prawn 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) Iron B) Hydrogen C) Oxygen D) Carbon
- 25. Stars appear very small in the night sky because they are:
A) Light-years away B) 1000 kilometres away C) 1 kilometre away D) Microscopic Stars
- 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) 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) Blackhole C) Galaxy D) Nebula
- 29. Groups of Stars, in our Night Sky, that are shaped like Animals or familiar objects are called:
A) Doodles B) Constellations C) Galaxies D) Nebulas
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