Q. Which of the following statements about the earth is/are correct?
Select the correct code from the options given below:
A
1 only
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B
2 only
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C
Both 1 and 2
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D
None of the above
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Solution
The correct option is B 2 only Explanation:
Statement 1 is incorrect. The inner core is in the solid-state whereas the outer core is in the liquid state. This is because although the temperature is very high inside the inner core, the pressure is also very high, making it solid.
Statement 2 is correct. Silicon has the second-largest composition in the earth’s crust.