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प्रश्न
Why are the Igneous Rocks called Primary Rocks?
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उत्तर
It is believed that the earth was in a molten state in the beginning Igneous rocks were the first rocks to be formed due to cooling and solidification of molten matter. Hence these are called Primary Rocks.
संबंधित प्रश्न
Write True or False. Rewrite the false statement correctly :
Igneous and sedimentary rocks can change into metamorphic rocks.
State two characteristics of the mantle.
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gypsum
Classify the following rocks by selecting the correct option given below:
sandstone
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Explain this term associated with rocks: Fossil fuels
Distinguish between the following:
Acid Igneous Rocks and Basic Igneous Rocks.
How are rocks important to us?
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______ is the best example of the wind deposited stratified rock.
Give one term for the following statement:
Formed when mud layers compacted under great pressure composing 80% of this rock.
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Formed by evaporation in saline lakes.
Mention the types of rocks based on formation?
The types of rocks based on formation are
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What are metamorphic rocks?
The two types of Intrusive Igneous rocks are ______.
Explain the type of Igneous Rocks.
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.
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.
