Everyday Science Exercise 10 ( The Universe ) First artificial satellite was Sputnik-I sent by Soviet Union on October 4, 1957 Sputnik-II on …
Read moreEveryday Science Exercise 9 ( The Universe ) Sun is closer to earth in January At perihelion, earth is nearest tosun Earth’s axis is incli…
Read moreEveryday Science Exercise 8 ( The Universe ) Jupiter is largest, with largest number of satellites, smallest day, with a red spot. Moon = 63…
Read moreEveryday Science Exercise 7 ( The Universe ) Cheron is the moon of Pluto Total number of satellites are 31 (chk: 50) Blue color of sky is du…
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