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Astronomy 50
供稿人: Trieu
(原作者: Collins)
  • 1. True of False The Sun is the largest star in our galaxy
A) True
B) False
  • 2. True or False The sun has more gravity than all the other bodies in our solar system
A) False
B) True
  • 3. Which planet is largest?
A) Mercury
B) Jupiter
C) Saturn
D) Uranus
  • 4. Name the order of the planets
A) Mercury, Venus, Earth, Mars, Saturn, Jupiter, Neptune, Uranus
B) Mercury, Venus, Earth, Mars, Jupiter, Saturn, Neptune, Uranus
C) Mercury, Venus, Earth, Mars, Saturn, Jupiter, Uranus, Neptune
D) Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune
  • 5. Who is the father of Astronomy?
A) Armstrong
B) Galileo
C) Hubble
D) Copernicus
  • 6. What is the name of the telescope which orbits Earth?
A) Hubble
B) Galileo Probe
C) International Space Station
D) Armstrong
  • 7. Which planets are considered terrestrial
A) gas planets
B) planets with rings
C) outer planets
D) inner planets
  • 8. What causes day and night on Earth?
A) it tilted axis
B) its revolution
C) its rotation
D) its orbit around the sun
  • 9. What causes the phases of the moon
A) The earth's orbit
B) The moon's orbit
C) The earth's rotation
D) The sun's gravity
  • 10. How long does it take for the moon to complete all of its phases?
A) 29 days
B) 1 year
C) 1 week
D) 2 weeks
  • 11. What determines length of year on a planet
A) revolution
B) rotation
C) its axis
D) the planet's size
  • 12. Who was the first person on the moon?
A) John Glenn
B) Alan Shepard
C) Neil Armstrong
D) Buzz Aldren
  • 13. Which measurement is the largest distance
A) AU
B) Light-year
C) light-minute
D) 1 trillion miles
  • 14. What causes a lunar eclipse?
A) The earth passes through the sun's shadow.
B) The moon passes through it's own shadow.
C) The moon passes through the earth's shadow.
D) The earth passes through the moon's shadow.
  • 15. What causes a solar eclipse?
A) The sun passes through the earth's shadow.
B) The earth passes through the sun's shadow.
C) The moon passes through the earth's shadow.
D) The earth passes through the moon's shadow.
  • 16. What is the name of our galaxy?
A) One way
B) Andromeda
C) The Big Bang
D) Milky Way
  • 17. What type of galaxy is ours?
A) Irregular
B) Regular
C) Elliptical
D) Barred Spiral
  • 18. What is the birthplace of stars
A) constellation
B) asteroid belt
C) Maine Medical Center
D) Nebula
  • 19. The Big Bang Theory explains.....
A) the formation of the universe
B) how long it will take to travel in space
C) how the sound travels through space
D) how stars explode
  • 20. The gravity of a body in space depends on its
A) moons
B) size
C) mass
D) atmosphere
  • 21. How far away is the sun from the earth?
A) 1 light year
B) 93 million miles
C) 93 billion miles
D) 93 thousand miles
  • 22. What causes the aurora borealis?
A) solar wind
B) sunset
C) the moon
D) fireworks
  • 23. Which planet has the shortest year?
A) Mars
B) Mercury
C) Earth
D) Moon
  • 24. Between which two planets are most of the asteroids located?
A) Uranus and Neptune
B) Saturn and Uranus
C) Jupiter and Saturn
D) Mars and Jupiter
  • 25. Which planet is farthest from earth?
A) jupiter
B) Neptune
C) Mars
D) uranus
  • 26. Why is Earth unique in the solar system?
A) It has life
B) It has a moon
C) It has volcanoes
D) It is the last inner planet
  • 27. What causes the comet's tail?
A) the gravity of the sun
B) solar wind
C) the asteroids
D) astronomers aren't sure
  • 28. What is unusual about most comets orbits?
A) The don't orbit they hit the sun.
B) They travel in the opposite direction around the sun
C) They are perfectly circular
D) It is very elliptical
  • 29. A meteorite can be seen
A) on the earth's surface
B) Near Jupiter's rings
C) floating in space
D) streaking through the atmosphere
  • 30. A meteor can be seen
A) floating in space
B) all of these answers
C) on earth's surface
D) streaking through earth's atmosphere
  • 31. A comet's tail points away from the sun because of
A) sublimation
B) solar wind
C) sunlight
D) it does not point away from the sun
  • 32. Earth's only natural satellite is
A) the inner planets
B) the sun
C) the moon
D) Hubble Telescope
  • 33. What is the postion of the sun, moon and earth for a new moon?
A) Sun, moon, earth
B) earth, sun, moon
C) Sun, earth, moon
D) moon, earth, sun
  • 34. What is it called as the moon goes from new moon to full moon?
A) waxing
B) waning
C) crescent
D) gibbous
  • 35. What is it called as the moon goes from full to new?
A) waning
B) waxing
C) crescent
D) gibbous
  • 36. How many stars in our galaxy
A) infinite
B) billions
C) millions
D) one, the sun
  • 37. A huge exploding star is called a
A) nebula
B) supernova
C) solar event
D) astro nova
  • 38. A solar flare creates
A) an aurora on earth
B) solar wind
C) huge amount of energy
D) all of these answers
  • 39. On which if these would you weigh the least?
A) Earth
B) Mars
C) Venus
D) moon
  • 40. During what phase of the moon does a lunar eclipse take place?
A) New
B) 1st quarter
C) Full
D) Last Quarter
  • 41. During what moon phase does a solar eclipse take place?
A) New
B) Last Quarter
C) 1st quarter
D) Full
  • 42. Why doesn't each eclipse happen every month?
A) The moon's orbit is does not line up perfectly with the Earth
B) It depends on what time of year it is
C) It depends on the earth's orbit
D) They do occur once a month you just can't seem them from all places on the earth
  • 43. True or False The speed of light is 186,000 miles per second
A) False
B) True
  • 44. The DISTANCE light travels in one year is called a
A) 186,000 m/s
B) light-year
C) AU
D) light mile
  • 45. Scientist believe that the Earth and our solar system are about how old?
A) 4.5 billion years
B) 13.7 billion years
C) 13.7 million years
D) 4.5 million year
  • 46. What measurement is used for distances within our solar system
A) meters
B) AU's
C) light-years
D) light-seconds
  • 47. What is the name of the aurora in the southern hemisphere
A) Aurora Antarctica
B) Aurora Australis
C) Aurora Borealis
D) Holy Aurora
  • 48. Why doesn't a comet far away from the sun have a tail?
A) It's going too fast
B) It's too cold
C) It turns into rock
D) It's too small
  • 49. Astronomers think the universe is about...
A) 14 billion years old
B) 1 billion years old
C) 1 million years old
D) 4 billion years old
  • 50. Astronomers think the universe is
A) None of the answers are correct
B) expanding
C) standing still
D) shrinking
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