- 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) porsle sight B) radio telescope C) optical probe D) steth seeker
- 3. A light-year is the distance that light travels in:
A) 1 week B) 1 year C) 1 month D) 1 second
- 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) day B) circling C) rotating D) orbiting
- 6. What is a force that pulls objects to each other?
A) gravity B) rotate C) orbit D) solar sytem
- 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) month D) year
- 11. Which planet is closest to the sun?
A) Mercury B) Venus C) Pluto D) Earth
- 12. Which planet is the largest in our Solar System?
A) Jupiter B) Sun C) Earth D) Mercury
- 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) Einstein's Theory B) Steady-State Theory C) Space Theory D) Big Bang Theory
- 15. Which of these is not a type of Galaxy
A) Spiral B) Cube C) Elliptical D) Irregular
- 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) 366 days during a leap year B) month C) week D) 24 hours
- 18. The name of our Galaxy is called the:
A) Nebula B) Milk Bar C) Andromeda D) Milky Way
- 19. All electromagnetic waves travel at:
A) The speed of a bullet. B) The speed of a Jet. C) The speed of sound. D) The speed of light.
- 20. The most common landforms on the moon are__________.
A) lakes B) craters C) rocks D) mountians
- 21. A Nebula is a large Interstellar:
A) Neutron Star B) Blackhole C) Cloud D) Planet
- 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) Starfish D) Giant Stingray
- 23. What is the name given to stars that are 10 times larger than our own Sun?
A) Supergiants B) Giant C) Megagiants
- 24. Which chemical element is the most abundant in the Universe?
A) Carbon B) Hydrogen C) Iron D) Oxygen
- 25. Stars appear very small in the night sky because they are:
A) 1 kilometre away B) Light-years away C) 1000 kilometres 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) Mercury C) Mars D) Saturn
- 28. What do we call a region in spacetime with a strong gravitational effect that nothing—including light—can escape from inside it?
A) Galaxy B) Red Giant C) Nebula D) Blackhole
- 29. Groups of Stars, in our Night Sky, that are shaped like Animals or familiar objects are called:
A) Doodles B) Galaxies C) Nebulas D) Constellations
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