Question #2fd8b

1 Answer
Aug 6, 2017

Around 107,543 km/hour

Explanation:

Earth Orbits The Sun 365 days a year.

Speed=DistanceTime.

Distance=2πr

Time=365days24hr=8760hrs

r=au=1.496108km*

Lets take au as 1.5108km

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Applying formula,

Speed=2π1.51088760

Lets take π as 3.14,

Speed=23.141.51088760=942,000,0008760=

107,543() km/hr.

au= Astronomical unit - is the average distance between the sun and earth.*