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प्रश्न
What is metamorphism?
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उत्तर
Metamorphism is a process of transformation of sedimentary and igneous rocks into the metamorphic rocks through physical and chemical reactions.
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संबंधित प्रश्न
Fill in the blank
Granite is an example of intrusive ________ rocks.
Classify the following rocks by selecting the correct option given below:
marble
Classify the following rocks by selecting the correct option given below:
basalt
Give two examples of sedimentary rocks.
Briefly define Mechanical Metamorphism.
Explain this term associated with rocks: Laccoliths and Batholiths
Distinguish between Thermal metamorphism and Dynamic metamorphism.
Give some examples of metamorphic rocks formed from sedimentary and igneous rocks.
Classify the following rock: Coal
Fill in the blanks
______ is formed, when the angular and coarse grains of some durable minerals are cemented together.
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:
Sheet like body of igneous rock.
______ are chemical substances which exist in nature.
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.
| A. | Basalt | 1. | Anthracite |
| B. | Limestone | 2. | Extrusive igneous |
| C. | Coal | 3. | Metamorphic rock |
| D. | Gneiss | 4. | Sedimentary rock |
Statement (1): Sedimentary rocks consist of many layers.
Statement (2): Sedimentary rocks are formed by the sediments deposited at different points of time.
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:
| A. | Basalt | 1. | Anthracite |
| B. | Limestone | 2. | Extrusive igneous |
| C. | Coal | 3. | Metamorphic rock |
| D. | Gneiss | 4. | Sedimentary rock |
Statement (1): Sedimentary rocks consist of many layers.
Statement (2): Sedimentary rocks are formed by the sediments deposited at different points of time.
