Earth's Structure — Important Questions
ICSE · Class 9 · Geography
51 important questions from Earth's Structure for ICSE Class 9 Geography, with answers. Includes multiple choice and multiple correct questions.
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Important Questions from Earth's Structure
Sima is mainly composed of which elements?
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Silica and magnesium
Sima is the lower continuous layer of the crust and is rich in silica and magnesium.
The crust is thickest beneath which feature?
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The mountains
The crust is thickest beneath mountains and thinnest under the ocean.
What is the average density of the Earth?
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5.5
The average density of the Earth is 5.5.
Which layer lies between the crust and the core?
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Mantle
The mantle is the layer between the crust and the core.
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