- 1. Which is a tool that astronomers use?
A) hammer B) stethascope C) optical telescope D) moon
- 2. Which is a tool that astronomers use?
A) optical probe B) radio telescope C) steth seeker D) porsle sight
- 3. A light-year is the distance that light travels in:
A) 1 week B) 1 second C) 1 month D) 1 year
- 4. A radio teleschope collects what?
A) sound waves B) music C) pictures of outerspace. D) radio waves
- 5. What is something doing when it circles another object? It is.....
A) circling B) rotating C) day D) orbiting
- 6. What is a force that pulls objects to each other?
A) rotate B) orbit C) gravity D) solar sytem
- 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) eight B) 365 days C) nine D) 10 (counting the sun)
- 10. Every time the Earth orbits the sun, one _________ goes by
A) day B) year C) week D) month
- 11. Which planet is closest to the sun?
A) Mercury B) Venus C) Earth D) Pluto
- 12. Which planet is the largest in our Solar System?
A) Earth B) Jupiter C) Mercury D) Sun
- 13. Which of these suns have the hottest surface temperature?
A) Red Sun B) White Sun C) Blue Sun D) Yellow Sun
- 14. The most accepted theory for the creation of the Universe is called the:
A) Einstein's Theory B) Space Theory C) Big Bang Theory D) Steady-State Theory
- 15. Which of these is not a type of Galaxy
A) Irregular B) Elliptical C) Spiral D) Cube
- 16. A supernova is a large explosion of a:
A) Planet B) Moon C) Star
- 17. It takes about one ___________ for the moon to orbit the Earth.
A) 24 hours B) month C) 366 days during a leap year D) week
- 18. The name of our Galaxy is called the:
A) Andromeda B) Milk Bar C) Nebula D) Milky Way
- 19. All electromagnetic waves travel at:
A) The speed of a Jet. B) The speed of a bullet. C) The speed of sound. D) The speed of light.
- 20. The most common landforms on the moon are__________.
A) lakes B) mountians C) rocks D) craters
- 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) Giant Stingray B) Starfish C) Prawn D) Crab
- 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) Hydrogen B) Oxygen C) Carbon D) Iron
- 25. Stars appear very small in the night sky because they are:
A) 1 kilometre away B) 1000 kilometres away C) Light-years 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) 5 years D) 2 days
- 27. Saturday is named after which planet in our Solar System?
A) Mercury B) Mars C) Saturn 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) Nebula B) Galaxy C) Red Giant D) Blackhole
- 29. Groups of Stars, in our Night Sky, that are shaped like Animals or familiar objects are called:
A) Nebulas B) Galaxies C) Doodles D) Constellations
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