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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
Classify the following rocks by selecting the correct option given below:
schist
Describe how igneous rocks are formed.
Classify the following rock: Limestone
Classify the following rock: Gypsum
Classify the following rock: Slate
Classify the following rock: Marble
Give one word for the following.
The core of the earth occupied by rock in iron and nickel.
Give one word for the following.
A sedimentary rock, which is composed of microscopically fine, soft and smooth particles.
Give one word for the following.
The best example of chemically-formed sedimentary rock, which has been formed by the evaporation of water from solution containing minerals.
Fill in the blanks
______ rocks cover wide area in Peninsular India and Columbia, the Snake Plateau of the U.S.A.
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?
Distinguish between Metamorphic rock and sedimentary rock.
The two types of Intrusive Igneous rocks are ______.
Parent Rock is converted to loose Rock by ______.
______ rocks are also known as stratified rocks.
Match the following.
| A. | Granite | 1. | Bed rock |
| B. | Soil layer | 2. | Plutonic rock |
| C. |
Barren island |
3. | Strip farming |
| D. | Soil conservation | 4. | Active Volcano |
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.
