Astronomy Test
  • 1. What takes place in the center of the sun?
A) all of the answers are correct
B) nuclear fusion
C) hydrogen fuses together
D) helium is formed
  • 2. True or False The sun gives off all parts of the electromagnetic spectrum.
A) True
B) False
  • 3. Which planet is largest?
A) Mercury
B) Saturn
C) Uranus
D) Jupiter
  • 4. Name the order of the planets
A) Mercury, Venus, Earth, Mars, Jupiter, Saturn, Neptune, Uranus
B) Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune
C) Mercury, Venus, Earth, Mars, Saturn, Jupiter, Neptune, Uranus
D) Mercury, Venus, Earth, Mars, Saturn, Jupiter, Uranus, Neptune
  • 5. What causes the seasons?
A) How close earth is to the sun
B) The earth's orbit
C) The tilt of the earth's axis
D) Both the tilt of the earth's axis and the earth's orbit
  • 6. What month does the 1st day of spring occur?
A) April
B) March
C) May
D) June
  • 7. What causes tides?
A) an earthquake
B) The earth's gravity
C) a tsunami
D) The moon's gravity
  • 8. Neap tides cause what to happen to tides?
A) They are lower than usual
B) They are higher than usual
C) They cause tsunamis
D) They have no effect on the height of tides
  • 9. What causes the phases of the moon
A) The earth's rotation
B) The moon's orbit
C) The earth's orbit
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) 2 weeks
D) 1 week
  • 11. What is a blue moon?
A) The second full moon of a month
B) when the moon appears blue in color
C) when the man on the moon is sad
D) The first full moon of a month
  • 12. Who was the first person on the moon?
A) Neil Armstrong
B) John Glenn
C) Buzz Aldren
D) Alan Shepard
  • 13. How did the solar system form?
A) From a the gases left over from an exploding star.
B) From the gravitational attraction between molecules.
C) None of the answers are correct.
D) Both of the answers are correct.
  • 14. What causes a lunar eclipse?
A) The earth passes through the moon'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 sun's shadow.
  • 15. What causes a solar eclipse?
A) The earth passes through the moon's shadow.
B) The earth passes through the sun's shadow.
C) The moon passes through the earth's shadow.
D) The sun passes through the earth's shadow.
  • 16. What is the name of our galaxy?
A) One way
B) Milk and Juice
C) Milky Way
D) Snickers
  • 17. What type of galaxy is ours?
A) Spiral
B) Elliptical
C) Irregular
D) Regular
  • 18. What is the hottest star?
A) blue
B) yellow
C) super giant
D) red
  • 19. The Big Bang Theory explains.....
A) the formation of the universe
B) how the sound travels through space
C) how stars explode
D) how long it will take to travel in space
  • 20. What type of star is the sun on the Hertzsprung-Russell diagram?
A) super giant
B) main sequence
C) red giant
D) white dwarf
  • 21. How far away is the sun from the earth?
A) 93 million miles
B) 1 light year
C) 93 billion miles
D) 93 thousand miles
  • 22. What causes the aurora borealis?
A) sunset
B) solar wind
C) the moon
D) northern lights
  • 23. Which planet is smallest?
A) Mars
B) Mercury
C) Moon
D) Earth
  • 24. Between which two planets are most of the asteroids located?
A) Saturn and Uranus
B) Mars and Jupiter
C) Jupiter and Saturn
D) Uranus and Neptune
  • 25. Which planet is closest to Earth?
A) Mercury
B) Moon
C) Venus
D) Mars
  • 26. Why is Earth unique in the solar system?
A) It has life
B) It is the last inner planet
C) It has volcanoes
D) It has a moon
  • 27. What causes the comet's tail?
A) the asteroids
B) astronomers aren't sure
C) the gravity of the sun
D) solar wind
  • 28. What is unusual about most comets orbits?
A) They travel in the opposite direction around the sun
B) It is highly elliptical
C) They are perfectly circular
D) The don't orbit they hit the sun.
  • 29. About what date do the seasons change?
A) 15th
B) 1st
C) the last day of the month
D) 21st
  • 30. What is the 1st day of Fall called?
A) Vernal Solstice
B) Autumnal Equinox
C) Vernal Equinox
D) Autumnal Solstice
  • 31. Spring tides are higher because....
A) The combined gravity of all the planets and the moon
B) The combined gravity of the moon and earth.
C) The combined gravity of the sun and moon
D) The gravity of the sun.
  • 32. Where do the world's highest tides occur?
A) United States
B) Canada
C) In the Indian Ocean
D) Sweden
  • 33. What is the postion of the sun, moon and earth for a new moon?
A) Sun, earth, moon
B) earth, sun, moon
C) moon, earth, sun
D) Sun, moon, earth
  • 34. What is it called as the moon goes from new moon to full moon?
A) crescent
B) gibbous
C) waxing
D) waning
  • 35. What is it called as the moon goes from full to new?
A) waxing
B) crescent
C) waning
D) gibbous
  • 36. What year did the moon walk take place?
A) 1949
B) 1959
C) 1979
D) 1969
  • 37. What was the name of the first satellite in space?
A) Cosmo 1
B) Apollo 1
C) Sputnik
D) Explorer 1
  • 38. Who was the first man in space?
A) Yuri Gargarin
B) John Glenn
C) Alan Shepard
D) Neil Armstrong
  • 39. What is the famous quote from the first moon walk?
A) Houston, Tranquility Base here. The Eagle has landed."
B) "To go places and do things that have never been done before - that's what living is all about."
C) "That's one small step for man. One giant leap for mankind."
D) "Houston, we have a problem."
  • 40. During what phase of the moon does a lunar eclipse take place?
A) Last Quarter
B) New
C) 1st quarter
D) Full
  • 41. During what moon phase does a solar eclipse take place?
A) New
B) Last Quarter
C) Full
D) 1st quarter
  • 42. Why doesn't each eclipse happen every month?
A) It depends on the earth's orbit
B) The moon doesn't revolve around the earth in the same plane as the earth
C) It depends on what time of year it is
D) They do occur once a month you just can't seem them from all places on the earth
  • 43. About how far away is the nearest star besides the sun?
A) 40,000,000 miles
B) 400 light years
C) 40 light years
D) 4 light years
  • 44. Which of the following is not a constellation of the zodiac?
A) Orion
B) Leo
C) Libra
D) Cancer
  • 45. Which is not a circumpolar constellation?
A) Both of the answers are circumpolar
B) Neither of the answers are circumpolar
C) Ursa Minor
D) Ursa Major
  • 46. Absolute magnitude is the brightness of a star...
A) from a standard distance
B) from 1 light year away
C) from 100,000 miles away
D) from right where it is
  • 47. Apparent magnitude is the brightness of a star....
A) from right where it is
B) from 1 light year away
C) from 100,000 miles away
D) from a standard distance
  • 48. What is the closest major galaxy to ours?
A) Hercules
B) Alpha Centuari
C) Crab Nebula
D) Andromeda
  • 49. Astronomers think the universe is about...
A) 14 billion years old
B) 1 million years old
C) 4 billion years old
D) 1 billion years old
  • 50. Astronomers think the universe is...
A) None of the answers are correct
B) an open universe
C) astronomers aren't sure if it is open or closed
D) a closed universe
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