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1) The gas will slowly disappear and be left only in the a. center of sun b. crust of sun c. mantle of sun d. sunspots
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2) Our sun is situated in one of the spiral arms of the a. Whirlpool galaxy b. Black eye galaxy c. Andromeda galaxy d. Milky way galaxy
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3) The radio waves are collected and changed in a. mechanical signals b. electrical signals c. chemical signals d. physical signals
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4) The cloud of gas and dust forms a a. disc b. ball c. galaxy d. cube
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5) Galaxies that have not any formed shape are known as a. lenticular galaxies b. peculiar galaxies c. elliptical galaxies d. irregular galaxies
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6) The belt of 'constellations' is called a. Zodiac b. Perseus c. Hercules d. Ursa
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7) A light year is almost a. 3 million kilometers b. 9.5 million kilometers c. 3 billion kilometers d. 9.5 billion kilometers
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8) Like other galaxies, the whole milky way is travelling through a. space b. solar systems c. planets d. stars
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9) The surface of blue and white stars shines a. brightly b. dimly c. normally d. colorfully
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10) Within seconds of explosion, atomic particles come together to make gases a. oxygen and hydrogen b. hydrogen and nitrogen c. hydrogen and helium d. oxygen and nitrogen
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11) The star "Betelgeuse" belongs to the constellation named a. Orion b. Canis Major c. Aquarius d. Taurus
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12) 'Spiral galaxies' were made by a. three ages of stars b. three kinds of stars c. three types of stars d. three sizes of stars
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13) Our 'solar system' belongs to a. oval shaped system b. circle shaped system c. spiral shaped system d. coil shaped system
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14) The 'Solar Dynamics Observatory' is a a. NASA mission b. Roscomsmos mission c. Turnkey project
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15) 'Ulysses' was expected to last only for a. 3 years b. 5 years c. 7 years d. 9 years
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16) The brightness of a star depends not only on emission of light, but also on the a. size b. distance c. material d. hotness
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17) Finally, the sun will cool down and end its life as a cold, dark body called a. black moon b. white dwarf c. black dwarf d. white comet
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18) It takes many years for the light of stars to reach a. the sun b. the milky way c. our eyes d. the moon
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19) The view of space from earth keeps on changing because the earth is a. revolving b. at an angle of 25 Degree c. cold d. beneath the sun
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20) Small telescopes have lenses to make faraway objects look a. smaller b. brighter c. bigger d. colored
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