- 1. Which is a tool that astronomers use?
A) moon B) stethascope C) optical telescope D) hammer
- 2. Which is a tool that astronomers use?
A) steth seeker B) radio telescope C) optical probe D) porsle sight
- 3. A light-year is the distance that light travels in:
A) 1 week B) 1 second C) 1 year D) 1 month
- 4. A radio teleschope collects what?
A) pictures of outerspace. B) radio waves C) sound waves D) music
- 5. What is something doing when it circles another object? It is.....
A) rotating B) orbiting C) day D) circling
- 6. What is a force that pulls objects to each other?
A) rotate B) solar sytem C) gravity 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) 365 days B) eight C) nine D) 10 (counting the sun)
- 10. Every time the Earth orbits the sun, one _________ goes by
A) week B) year C) day D) month
- 11. Which planet is closest to the sun?
A) Venus B) Pluto C) Mercury D) Earth
- 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) 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) Big Bang Theory D) Steady-State 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) Moon B) Planet C) Star
- 17. It takes about one ___________ for the moon to orbit the Earth.
A) week B) month C) 24 hours D) 366 days during a leap year
- 18. The name of our Galaxy is called the:
A) Andromeda B) Nebula C) Milk Bar D) Milky Way
- 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) craters B) mountians C) rocks D) lakes
- 21. A Nebula is a large Interstellar:
A) Neutron Star B) Planet C) Cloud D) Blackhole
- 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) Giant Stingray D) Starfish
- 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) Iron B) Carbon C) Oxygen D) Hydrogen
- 25. Stars appear very small in the night sky because they are:
A) 1000 kilometres away B) Light-years 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) 1 hour C) 2 days D) 5 years
- 27. Saturday is named after which planet in our Solar System?
A) Jupiter B) Saturn C) Mercury D) Mars
- 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) Nebula D) Galaxy
- 29. Groups of Stars, in our Night Sky, that are shaped like Animals or familiar objects are called:
A) Nebulas B) Galaxies C) Constellations D) Doodles
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