Question

The equatorial radius of the earth is the distance from the centre of earth to the equator. it is about 6378.5 kilometre find the equatorial radius in metres expressing your answer in scientific notation​

Answer 1

Answer:

$6378.5 \: km \: = 6378.5 \times 1000 \: m \: \\ = 6378500 \: m \\ \\ \\ = 6.3785 \times {10}^{6} \: m \:$

Step-by-step explanation:

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Answer 2

Answer:

6.3785×10/^6 metre

Step-by-step explanation:

the distance from the centre of the earth to the equator= 6378.5 km

ques. says

to find the equatorial radius in metre

so, we need to convert the unit into metre.

6378.5 km = 6378.5 × 1000 m

=6378500 m

now need to convert in scientific notation= 6. 3785×10^6

=6.3785×10^6