1) The telescope that makes a far off object bigger is known as a. Radio telescope b. Reflecting telescope c. Refracting telescope d. Hubble telescope
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2) More constellations were discovered when people drew maps of a. horoscopes b. sky during daytime c. sky during night d. celestial bodies
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3) A neutron star weighs more than a. Moon b. Sun c. Comet d. Earth
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4) In 1930, astronomers divided sky into a. 66 areas b. 77 areas c. 88 areas d. 99 areas
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5) Neutron stars are much denser than a. red super giants b. blue giants c. white dwarfs d. yellow stars
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6) A black hole is more dense than a a. white dwarf b. neutron star c. yellow star d. red supergiant
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7) By Sirius B, Sirius A is orbited every a. 30 years b. 40 years c. 50 years d. 60 years
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8) The average distance between each star is about a. 2 light years b. 3 light years c. 4 light years d. 5 light years
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9) A dish is faced towards sky to focus and collect a. energy b. waves c. power d. current
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10) The world's most famous telescope is a. Spitzer Space Telescope b. Fermi Gamma-Ray Space Telescope c. Arecibo Telescope d. Hubble Telescope
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11) In Hubble telescope a computer combines information provided by the separate a. aerials b. dishes c. radio waves d. wavelengths
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12) Asteroids are rocky, airless worlds that orbit our sun but are too small to be called a. stars b. planets c. both a and b d. celestial bodies
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13) The sun is too close to earth, this is why it looks a. yellow b. small c. large d. orange
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14) A group of twelve constellations is called a. Ursa b. Perseus c. Hercules d. Zodiac
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15) The diameter of the dish of the largest radio telescope is a. 105m b. 205m c. 305m d. 405m
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16) The distance that light travels in one year is known as a. approximate distance b. star speed c. light year d. sound year
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17) The stars we see in a dark night are a. hundreds of miles away b. thousands of miles away c. millions of miles away d. zillions of miles away
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18) Compared to an optical telescope, the radio telescope should be a. small in size b. same in size c. large in size d. tiny in size
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19) The distance between Sirius and Earth is about a. 6 light years b. 9 light years c. 12 light years d. 120 light years
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20) Some constellations can be seen around the year, they circle around the sky never sinking below the a. planets b. horizon c. vertex d. sky
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