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