Which are the two most abundant chemical elements in the Earth’s crust?

Answer in Brief

Oxygen and Silicon.

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Earth’s Structure

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What are the consequences of the pressure and temperature in the interior of the earth?

What is the lithosphere?

State two chief characteristics of the earth’s crust.

Write one difference between Moho Discontinuity and Gutenberg Discontinuity.

Give a geographical reason for the following:

The inner core of the earth is in a solid state.

Look at the figure on the side and answer the question:

Label the parts: (1), (2), (3), (4) and (5).

Study the figure on the side and answer the question

What happens to the continents if there is an earthquake?

______ is the rigid outer layer of the Earth.

Distinguish between Core and Crust.

Composite volcanoes are commonly found in the ______ocean.