- 1. Which is a tool that astronomers use?
A) optical telescope B) hammer C) stethascope D) moon
- 2. Which is a tool that astronomers use?
A) optical probe B) radio telescope C) porsle sight D) steth seeker
- 3. A light-year is the distance that light travels in:
A) 1 second B) 1 year C) 1 week D) 1 month
- 4. A radio teleschope collects what?
A) radio waves B) music C) sound waves D) pictures of outerspace.
- 5. What is something doing when it circles another object? It is.....
A) rotating B) circling C) orbiting D) day
- 6. What is a force that pulls objects to each other?
A) orbit B) gravity C) rotate 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) day B) year
- 9. There are _________ planets in the solar system.
A) 10 (counting the sun) B) nine C) 365 days D) eight
- 10. Every time the Earth orbits the sun, one _________ goes by
A) week B) day C) year D) month
- 11. Which planet is closest to the sun?
A) Mercury B) Earth C) Venus D) Pluto
- 12. Which planet is the largest in our Solar System?
A) Sun B) Mercury C) Earth D) Jupiter
- 13. Which of these suns have the hottest surface temperature?
A) Yellow Sun B) Red Sun C) Blue Sun D) White Sun
- 14. The most accepted theory for the creation of the Universe is called the:
A) Space Theory B) Steady-State Theory C) Einstein's Theory D) Big Bang 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) Planet B) Star C) Moon
- 17. It takes about one ___________ for the moon to orbit the Earth.
A) month B) 366 days during a leap year C) week D) 24 hours
- 18. The name of our Galaxy is called the:
A) Milky Way B) Nebula C) Andromeda D) Milk Bar
- 19. All electromagnetic waves travel at:
A) The speed of a bullet. B) The speed of sound. C) The speed of light. D) The speed of a Jet.
- 20. The most common landforms on the moon are__________.
A) rocks B) craters C) lakes D) mountians
- 21. A Nebula is a large Interstellar:
A) Neutron Star B) Cloud C) Blackhole 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) Starfish C) Giant Stingray D) Crab
- 23. What is the name given to stars that are 10 times larger than our own Sun?
A) Giant B) Supergiants C) Megagiants
- 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) Microscopic Stars B) 1000 kilometres away C) Light-years away D) 1 kilometre away
- 26. Approximately how long does it take light from the Sun to reach your eyes?
A) 2 days B) 5 years C) 8 minutes D) 1 hour
- 27. Saturday is named after which planet in our Solar System?
A) Saturn B) Jupiter C) Mars 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) Galaxy B) Nebula 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) Constellations C) Doodles D) Galaxies
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