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The diameter of the Sun is about how many times the Earth's?
A500
B900
C100
D110
Answer & Solution
Correct answer: C. 100
1. The Sun is 1.4 x 10^9 m across and the Earth 1.2756 x 10^7 m.
2. Dividing one by the other leaves a power of ten squared.
3. The Sun is about 100 times the diameter of the earth.
4. So the answer is 100.
_Source: NCERT Class 8 Mathematics, Ch 10 'Exponents and Powers'_
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