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प्रश्न
Distinguish between Core and Crust.
Distinguish between the Crust and Core.
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उत्तर
| Sr. No. | Core | Crust |
| (i) | The core is the innermost hottest layer of the earth and the true centre. | The crust is the outer layer of the earth. |
| (ii) | It is composed mainly of Nickel (Ni) and Iron (Fe). So it is termed as NIFE. | It is composed of Silica and Aluminium. So it is termed as SIAL. |
| (iii) | Denser materials exist within Earth’s core. | Lighter materials exist on the surface. |
संबंधित प्रश्न
Name the three layers of the earth’s interior.
Write one difference between Moho Discontinuity and Gutenberg Discontinuity.
Give a geographical reason for the following:
The inner core of the earth is in a solid state.
Look at the figure on the side and answer the question:
Label the parts: (1), (2), (3), (4) and (5).
Look at the figure on the side and answer the question:
Name the state (solid, liquid or gas) in which each part exists.
Look at the figure on the side and answer the question:
Which part of the earth is suitable for human habitation? Why?
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 role does Sima play?
Which are the two most abundant chemical elements in the Earth’s crust?
Why does the Sun not rise at the same time everywhere in the world?
“Even when the Earth is spherical, it appears to be flat.” Discuss.
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?
Give reason for the following:
The Earth’s gravitational force
______ is a vent (or) and opening on the surface of the Earth crust.
Seismology deals with ______.
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.
