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प्रश्न
“The whole of the approaching ship is not visible at one time.” Why?
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उत्तर
The Earth has a spherical snape. Along its curved surface, the appearance of a ship is gradual. We see first the smoke, then the mast and then the hull. If the Earth were flat, the entire ship would be seen all at once.
संबंधित प्रश्न
Write one difference between Moho Discontinuity and Gutenberg Discontinuity.
Why is the earth’s interior in most part found in a solid state despite great heat and pressure?
Give a geographical reason for the following:
The asthenosphere is in a semi-molten state.
The continents are placed above the oceans.
Look at the figure on the side and answer the question:
Label the parts: (1), (2), (3), (4) and (5).
Describe the layers of the interior of the earth and their chemical composition.
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?
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 SIAL?
