The average distance from the Earth to the Moon is approximately 238,000 miles. How many miles did an astronaut travel if she went from the earth to the moon and back and write the answer in scientific notation?

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Answer 1 · 2018-05-01T07:31:15

#4.76*10^5# miles

Since Earth to Moon = Approx. #2.38*10^5# miles,

∴ Earth to Moon and Moon to Earth
= #2*2.38*10^5# miles.

= #4.76*10^5# miles in scientific notation. ( 476,000 miles in general )