- 1. Which is a tool that astronomers use?
A) moon
B) optical telescope
C) hammer
D) stethascope
- 2. Which is a tool that astronomers use?
A) radio telescope
B) optical probe
C) porsle sight
D) steth seeker
- 3. A light-year is the distance that light travels in:
A) 1 month
B) 1 week
C) 1 second
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) 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) day
B) year
- 9. There are _________ planets in the solar system.
A) 10 (counting the sun)
B) eight
C) nine
D) 365 days
- 10. Every time the Earth orbits the sun, one _________ goes by
A) day
B) year
C) month
D) week
- 11. Which planet is closest to the sun?
A) Earth
B) Mercury
C) Venus
D) Pluto
- 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) Blue Sun
B) Red Sun
C) White Sun
D) Yellow Sun
- 14. The most accepted theory for the creation of the Universe is called the:
A) Big Bang Theory
B) Steady-State Theory
C) Einstein's Theory
D) Space Theory
- 15. Which of these is not a type of Galaxy
A) Elliptical
B) Spiral
C) Irregular
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) 366 days during a leap year
B) week
C) month
D) 24 hours
- 18. The name of our Galaxy is called the:
A) Milk Bar
B) Nebula
C) Milky Way
D) Andromeda
- 19. All electromagnetic waves travel at:
A) The speed of sound.
B) The speed of a Jet.
C) The speed of light.
D) The speed of a bullet.
- 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) Blackhole
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) Prawn
C) Starfish
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) Hydrogen
C) Carbon
D) Oxygen
- 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) 5 years
B) 2 days
C) 1 hour
D) 8 minutes
- 27. Saturday is named after which planet in our Solar System?
A) Mercury
B) Saturn
C) Mars
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) Galaxy
B) Blackhole
C) Nebula
D) Red Giant
- 29. Groups of Stars, in our Night Sky, that are shaped like Animals or familiar objects are called:
A) Nebulas
B) Galaxies
C) Constellations
D) Doodles
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