- 1. Which is a tool that astronomers use?
A) hammer B) optical telescope C) moon D) stethascope
- 2. Which is a tool that astronomers use?
A) porsle sight B) steth seeker C) optical probe D) radio telescope
- 3. A light-year is the distance that light travels in:
A) 1 year B) 1 month C) 1 week D) 1 second
- 4. A radio teleschope collects what?
A) music B) sound waves C) radio waves D) pictures of outerspace.
- 5. What is something doing when it circles another object? It is.....
A) day B) rotating C) orbiting D) circling
- 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) day B) year
- 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) 365 days B) eight C) 10 (counting the sun) D) nine
- 10. Every time the Earth orbits the sun, one _________ goes by
A) month B) week C) year D) day
- 11. Which planet is closest to the sun?
A) Earth B) Pluto C) Mercury D) Venus
- 12. Which planet is the largest in our Solar System?
A) Mercury B) Sun C) Jupiter D) Earth
- 13. Which of these suns have the hottest surface temperature?
A) White Sun B) Red Sun C) Blue Sun D) Yellow 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) Spiral C) Cube 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) 366 days during a leap year D) 24 hours
- 18. The name of our Galaxy is called the:
A) Milk Bar B) Nebula C) Andromeda D) Milky Way
- 19. All electromagnetic waves travel at:
A) The speed of light. B) The speed of sound. C) The speed of a bullet. D) The speed of a Jet.
- 20. The most common landforms on the moon are__________.
A) rocks B) lakes C) craters D) mountians
- 21. A Nebula is a large Interstellar:
A) Neutron Star B) Cloud C) Planet 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) Giant B) Megagiants C) Supergiants
- 24. Which chemical element is the most abundant in the Universe?
A) Oxygen B) Hydrogen C) Iron D) Carbon
- 25. Stars appear very small in the night sky because they are:
A) Light-years away B) Microscopic Stars C) 1 kilometre away D) 1000 kilometres away
- 26. Approximately how long does it take light from the Sun to reach your eyes?
A) 5 years B) 8 minutes C) 1 hour D) 2 days
- 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) Galaxy C) Nebula D) Blackhole
- 29. Groups of Stars, in our Night Sky, that are shaped like Animals or familiar objects are called:
A) Nebulas B) Constellations C) Doodles D) Galaxies
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