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प्रश्न
What is Mechanical Metamorphism?
उत्तर
This is a mechanical Transformation in which texture of rocks is changed by crushing and rubbing processes associated with heat and compression created by mechanical action.
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संबंधित प्रश्न
Why is diamond clear and hard while graphite is soft?
Distinguish between the following pair:
Degradation and aggradation
Name two important landforms made by Igneous Rocks.
Explain this term associated with rocks: Lithification of Rocks.
How are igneous rocks classified on the basis of their chemical composition?
What is metamorphism?
What physical agents are involved in the sedimentary rocks?
Give one word for the following.
The outer layer of the earth.
Give one example of an area of: Igneous rocks
Give one term for the following statement:
Formed when mud layers compacted under great pressure composing 80% of this rock.
Give one term for the following statement:
It has a definite chemical composition with its own chemical and physical properties.
Why fossils are preserved in Sedimentary and not in Igneous rocks?
______ is the kind of metamorphic rock using which Taj Mahal was built.
Match the following:
| (a) | Igneous | (i) | Magma |
| (b) | Sedimentary | (ii) | Transformation |
| (c) | Metamorphic | (iii) | Gypsum |
| (d) | Molten material | (iv) | Basalt |
| (e) | Rock Cycle | (v) | Marble |
Mention a few specimens of magnificent rock-cut architecture in India?
The world Igneous is derived from the Latin word ______ meaning ______.
Why are crystalline rocks called so?
What is Thermal Metamorphism?
Statement (1): Sedimentary rocks consist of many layers.
Statement (2): Sedimentary rocks are formed by the sediments deposited at different points of time.
Match the following:
| Group 'A' | Group 'B' | ||
| A. | Granite | 1. | Bedrock |
| B. | Soil layer | 2. | Plutonic rock |
| C. | Barren island | 3. | Strip farming |
| D. | Soil conservation | 4. | Active Volcano |
