Geography
This is the densest part of the earth believed to be composed of iron and nickel which is responsible for earth's magnetism. Identify it.
- Mantle
- Core
- Crust
- None of the above
Earth's Structure
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Answer
Core
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Related Questions
Name the two broad divisions the earth crust is divided depending on chemical composition.
- Lithosphere, hydrosphere
- SIAL, SIMA
- Core, Mantle
- Crust, Asthenosphere
Study the figure on the right and complete the analogy:
Continents : SIAL :: …………… : SIMA
- Mountains tops
- Ocean floor
- Plains
- Volcanoes
Assertion (A): Sial appears to float above Sima.
Reason (R): Sial has lower density than Sima.
- Both A and R are true and R is the correct explanation of A.
- Both A and R are true but R does not explain A.
- A is true but R is false.
- A is false but R is true.
Which of the following is the correct order as we move towards the interior of the earth.
- SIAL - SIMA - NIFE
- NIFE - SIMA - SIAL
- NIFE - SIAL - SIMA
- None of the above.