Mechanical metamorphism refers to the process where rocks are changed mainly by pressure without much heat. The intense pressure squeezes and rearranges the minerals in the rock, making them more compact and sometimes forming new structures, but without significant chemical change.
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प्रश्न
Briefly define Mechanical Metamorphism.
व्याख्या
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उत्तर
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Rock and it's Types
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 6: Rocks - EXERCISES [पृष्ठ ६४]
APPEARS IN
संबंधित प्रश्न
Rocks and minerals play a very important role in our lives.
What problems would you face in their absence?
Fill in the blank
A category of rock which is formed by the alteration of the parent rock due to heat and pressure is called: ______________.
Fill in the blank
Conglomerate is an example of _____________ rocks.
Describe the process that leads to exfoliation.
What processes are involved in the formation of Igneous Rocks?
Explain this term associated with rocks: Metamorphism
How are chemically-formed sedimentary rocks formed? Give examples.
What are metamorphic rocks?
Classify the following rock: Dolomite
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 known as the primary rocks.
Igneous rocks are called primary rocks.
How are igneous rocks formed?
______ rocks are also known as stratified rocks.
Explain Dynamic Metamorphism.
| A | B | ||
| 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 |
