It takes 3 days for a space vehicle to travel from Earth to the moon. About how long...

  • Thread starter Thread starter Evelyn D
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Evelyn D

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...would it take? the same vehicle traveling at the same speed to reach Uranus?

Moon: 240,000 miles
Uranus: 1,790,000,000 miles

240,000 divided by 3 days = 80,000 miles per day

Convert 1,790,000,000 to scientific notation = 1.79
(1.79 x 10^9) divided by (8 x 10^4) = 0.22375
0.22375 x 10^5 = 22^4
The space vehicle would take about 22 x 10^4 days to Uranus.
(Round to the nearest whole number. Use scientific notation.)

Is my work above correct? If not can someone kindly explain what I did wrong?

Thank you.
 
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