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The Universe: Test 1
  • 1. Which is a tool that astronomers use?
A) hammer
B) moon
C) optical telescope
D) stethascope
  • 2. Which is a tool that astronomers use?
A) optical probe
B) porsle sight
C) radio telescope
D) steth seeker
  • 3. A light-year is the distance that light travels in:
A) 1 month
B) 1 year
C) 1 second
D) 1 week
  • 4. A radio teleschope collects what?
A) sound waves
B) music
C) radio waves
D) pictures of outerspace.
  • 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) solar sytem
B) orbit
C) gravity
D) rotate
  • 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) 365 days
B) eight
C) nine
D) 10 (counting the sun)
  • 10. Every time the Earth orbits the sun, one _________ goes by
A) year
B) day
C) week
D) month
  • 11. Which planet is closest to the sun?
A) Mercury
B) Earth
C) Pluto
D) Venus
  • 12. Which planet is the largest in our Solar System?
A) Mercury
B) Earth
C) Sun
D) Jupiter
  • 13. Which of these suns have the hottest surface temperature?
A) Yellow Sun
B) White Sun
C) Blue Sun
D) Red Sun
  • 14. The most accepted theory for the creation of the Universe is called the:
A) Einstein's Theory
B) Steady-State Theory
C) Big Bang Theory
D) Space Theory
  • 15. Which of these is not a type of Galaxy
A) Elliptical
B) Irregular
C) Cube
D) Spiral
  • 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) week
C) 366 days during a leap year
D) month
  • 18. The name of our Galaxy is called the:
A) Andromeda
B) Milky Way
C) Nebula
D) Milk Bar
  • 19. All electromagnetic waves travel at:
A) The speed of a Jet.
B) The speed of light.
C) The speed of sound.
D) The speed of a bullet.
  • 20. The most common landforms on the moon are__________.
A) mountians
B) lakes
C) rocks
D) craters
  • 21. A Nebula is a large Interstellar:
A) Blackhole
B) Neutron Star
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) Crab
B) Prawn
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) Supergiants
C) Megagiants
hydrogen
  • 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) Microscopic Stars
B) 1 kilometre away
C) 1000 kilometres away
D) Light-years 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) Saturn
B) Mars
C) Mercury
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) Red Giant
B) Galaxy
C) Blackhole
D) Nebula
  • 29. Groups of Stars, in our Night Sky, that are shaped like Animals or familiar objects are called:
A) Galaxies
B) Nebulas
C) Doodles
D) Constellations
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