Advertisements
Advertisements
Question
Describe the layers of the interior of the earth and their chemical composition.
Advertisements
Solution
The interior of the earth is divided into three major parts i.e. crust, mantle and core. The crust consists of the majority of silica and aluminium and is called ‘SIAL’, mantle is called SIMA due to the majority of silica and magnesium and is called SIMA, which makes the bed of oceans and the core is called NIFE with excess of Nickel and Iron (Ni + Fe).
APPEARS IN
RELATED QUESTIONS
Name the sources of information about forces operating inside the earth.
State two chief characteristics of the earth’s crust.
How do the study of meteorites helps scientists to know about the interior of the earth?
Why does the Sun not rise at the same time everywhere in the world?
Where is Mantle located in the Earth?
______ is the rigid outer layer of the Earth.
The presence of large quantities of ______ in the core is responsible for the Earth’s Gravitational force.
Consider the given statement:
- The thickness of the crust is greater below the continents than the ocean’s floor.
- All terrestrial planets have a lithosphere.
- The core is composed of Silica and Aluminium.
Which of the statement (s) is/are true?
What is NIFE?
Consider the given statement
- When magnia reaches this Earth’s surface, it is referred to as ‘Lava’.
- The interior of the earth contains very hot molten material called ‘Magma’.
- Sedimentary are also called Primary (or) Mother rocks.
