Advertisements
Advertisements
प्रश्न
Why does the Sun not rise at the same time everywhere in the world?
Advertisements
उत्तर
If the Earth were flat, the whole world would have the sunrise and sunset at the same time. As the Earth is spherical and rotates from West to East, places in the East see the Sun earlier than the places in the West.
संबंधित प्रश्न
What is the lithosphere?
How do the study of meteorites helps scientists to know about the interior of the earth?
Describe the layers of the interior of the earth and their chemical composition.
There are two transitional zones between the two consecutive layers of the interior of the earth. Name them and state their chief characteristics.
Explain the layers of the interior of the earth with reference to the following :
(a) Depth,
(b) Temperature
(c) Density.
Which are the two most abundant chemical elements in the Earth’s crust?
“The whole of the approaching ship is not visible at one time.” Why?
Silica and Aluminium are the components of the ______.
Match the following:
| (a) | Crust | (i) | 2,171 km |
| (b) | Upper Mantle | (ii) | 2,259 km |
| (c) | Lower Mantle | (iii) | 30 km |
| (d) | Outer Core | (iv) | 1221km |
| (e) | Inner Core | (v) | 720 km |
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.
