- 1. Which is a tool that astronomers use?
A) optical telescope B) stethascope C) moon D) hammer
- 2. Which is a tool that astronomers use?
A) steth seeker B) porsle sight C) optical probe D) radio telescope
- 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) radio waves D) music
- 5. What is something doing when it circles another object? It is.....
A) rotating B) day C) circling D) orbiting
- 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) 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) 365 days B) nine C) 10 (counting the sun) D) eight
- 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) Earth B) Pluto C) Mercury D) Venus
- 12. Which planet is the largest in our Solar System?
A) Mercury B) Jupiter C) Sun D) Earth
- 13. Which of these suns have the hottest surface temperature?
A) Yellow Sun B) Blue Sun C) White Sun D) Red Sun
- 14. The most accepted theory for the creation of the Universe is called the:
A) Steady-State Theory B) Einstein's 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) Star B) Moon C) Planet
- 17. It takes about one ___________ for the moon to orbit the Earth.
A) 24 hours B) 366 days during a leap year C) month 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 light. B) The speed of a bullet. C) The speed of a Jet. D) The speed of sound.
- 20. The most common landforms on the moon are__________.
A) mountians B) rocks C) lakes D) craters
- 21. A Nebula is a large Interstellar:
A) Blackhole B) Planet C) Cloud D) Neutron Star
- 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) Oxygen B) Iron C) Carbon D) Hydrogen
- 25. Stars appear very small in the night sky because they are:
A) Light-years away B) Microscopic Stars C) 1000 kilometres away D) 1 kilometre away
- 26. Approximately how long does it take light from the Sun to reach your eyes?
A) 5 years B) 1 hour C) 2 days D) 8 minutes
- 27. Saturday is named after which planet in our Solar System?
A) Mars B) Saturn 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) Nebula B) Blackhole C) Red Giant D) Galaxy
- 29. Groups of Stars, in our Night Sky, that are shaped like Animals or familiar objects are called:
A) Nebulas B) Constellations C) Galaxies D) Doodles
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