Advertisements
Advertisements
प्रश्न
What is SIAL?
What do you mean by SIAL?
Advertisements
उत्तर
Crust is the outer layer of the earth, where we live. The major elements of crust are silica (Si) and aluminium. Thus, it is called SIAL.
APPEARS IN
संबंधित प्रश्न
What is composed of NIFE?
Where is asthenosphere found?
Give a geographical reason for the following:
Temperature starts rising gradually towards the interior of the earth.
Look at the figure on the side and answer the question:
Name the state (solid, liquid or gas) in which each part exists.
Explain the layers of the interior of the earth with reference to the following :
(a) Depth,
(b) Temperature
(c) Density.
Distinguish between Core and Crust.
The presence of large quantities of ______ in the core is responsible for the Earth’s Gravitational force.
What is SIMA?
Give reason for the following:
The Earth’s gravitational force
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.
