What is composed of NIFE?

Very Short Answer

NIFE is composed of Nickel (NI) and Iron (FE), being heavy metals and having high density, these are found deep inside the earth.

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Earth’s Structure

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Chapter 4: Earth’s Structure - EXERCISES [Page 43]

Chapter 4 Earth’s Structure
EXERCISES | Q II. 1. (ii) | Page 43

Name the sources of information about forces operating inside the earth.

State two chief characteristics of the earth’s crust.

Study the figure on the side and answer the question

What is known as Sial? How deep is the area marked by Sial?

Study the figure on the side and answer the question

What happens to the continents if there is an earthquake?

Where is Mantle located in the Earth?

Distinguish between Core and Crust.

What is SIAL?

Give reason for the following:

Generation of the Earth’s Magnetic field.

______ is a vent (or) and opening on the surface of the Earth crust.

Composite volcanoes are commonly found in the ______ocean.