Advertisements
Advertisements
Question
Study the figure on the side and answer the question
What is known as Sial? How deep is the area marked by Sial?
Solution
Sial is the upper layer or crust of the earth. The name Sial is based on the excess of Silica and Aluminium. The depth of Sial is 60 km.
APPEARS IN
RELATED QUESTIONS
In which part of the earth is NiFe found?
What are the consequences of the pressure and temperature in the interior of the earth?
Name the three layers of the earth’s interior.
Describe the mantle. State its two chief characteristics.
Why is the earth’s interior in most part found in a solid state despite great heat and pressure?
Look at the figure on the side and answer the question:
Name the state (solid, liquid or gas) in which each part exists.
There are two transitional zones between the two consecutive layers of the interior of the earth. Name them and state their chief characteristics.
Why is the Earth slightly flattened at the poles?
Give two reasons why tremors occur inside the earth?
Mention the layers of the interior of the Earth.
