- 1. Which is a tool that astronomers use?
A) stethascope
B) moon
C) hammer
D) optical telescope
- 2. Which is a tool that astronomers use?
A) optical probe
B) steth seeker
C) radio telescope
D) porsle sight
- 3. A light-year is the distance that light travels in:
A) 1 week
B) 1 month
C) 1 year
D) 1 second
- 4. A radio teleschope collects what?
A) music
B) radio waves
C) sound waves
D) pictures of outerspace.
- 5. What is something doing when it circles another object? It is.....
A) orbiting
B) circling
C) day
D) rotating
- 6. What is a force that pulls objects to each other?
A) orbit
B) rotate
C) solar sytem
D) gravity
- 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) 365 days
D) nine
- 10. Every time the Earth orbits the sun, one _________ goes by
A) day
B) month
C) week
D) year
- 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) Jupiter
B) Mercury
C) Earth
D) Sun
- 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) Steady-State Theory
B) Big Bang Theory
C) Space Theory
D) Einstein's Theory
- 15. Which of these is not a type of Galaxy
A) Irregular
B) Elliptical
C) Cube
D) Spiral
- 16. A supernova is a large explosion of a:
A) Moon
B) Planet
C) Star
- 17. It takes about one ___________ for the moon to orbit the Earth.
A) 366 days during a leap year
B) week
C) 24 hours
D) month
- 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 sound.
B) The speed of light.
C) The speed of a Jet.
D) The speed of a bullet.
- 20. The most common landforms on the moon are__________.
A) lakes
B) craters
C) mountians
D) rocks
- 21. A Nebula is a large Interstellar:
A) Cloud
B) Blackhole
C) Neutron Star
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) Crab
C) Starfish
D) Giant Stingray
- 23. What is the name given to stars that are 10 times larger than our own Sun?
A) Megagiants
B) Supergiants
C) Giant
- 24. Which chemical element is the most abundant in the Universe?
A) Oxygen
B) Carbon
C) Iron
D) Hydrogen
- 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) 1 hour
C) 8 minutes
D) 2 days
- 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) Nebula
B) Red Giant
C) Blackhole
D) Galaxy
- 29. Groups of Stars, in our Night Sky, that are shaped like Animals or familiar objects are called:
A) Nebulas
B) Doodles
C) Constellations
D) Galaxies
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