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