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प्रश्न
Distinguish between the following:
Thermal and Dynamic Metamorphism.
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उत्तर
| Thermal Metamorphism | Dynamic Metamorphism |
| It takes place due to extreme temperature, which transforms the shape and texture of rocks. | It takes place due to excessive compression created by tectonic forces within the earth. |
| The heat may be due to hot magma or friction of rocks. | It takes place through physical or chemical changes by deep pressure. |
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संबंधित प्रश्न
State two characteristics of the mantle.
Classify the following rocks by selecting the correct option given below:
coal
What is Geology?
Which rocks are associated with ores of metals?
Distinguish between the following:
Acid Igneous Rocks and Basic Igneous Rocks.
Classify the following rock: Quartzite
Give one word for the following.
Igneous rocks, which contain a high percentage of silica.
Give one example of an area of: Igneous rocks
Mention a few specimens of magnificent rock-cut architecture in India?
How are igneous rocks formed?
______ rocks are also called Primary rocks.
Out of 2,000 different types, only ______ are the basic minerals commonly found all over the earth.
Minerals exist in nature ¡n the form of ______ or ______.
What are the characteristics of Sedimentary rocks?
What is thermal metamorphism?
| A | B | ||
| A. | Basalt | 1. | Anthracite |
| B. | Limestone | 2. | Extrusive igneous |
| C. | Coal | 3. | Metamorphic rock |
| D. | Gneiss | 4. | Sedimentary rock |
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.
Match the following:
| A. | Basalt | 1. | Anthracite |
| B. | Limestone | 2. | Extrusive igneous |
| C. | Coal | 3. | Metamorphic rock |
| D. | Gneiss | 4. | Sedimentary rock |
Match the following:
| A. | Basalt | 1. | Anthracite |
| B. | Limestone | 2. | Extrusive igneous |
| C. | Coal | 3. | Metamorphic rock |
| D. | Gneiss | 4. | Sedimentary rock |
