Please select a subject first
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How are extrusive and intrusive rocks formed?
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What do you mean by a rock cycle?
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What are the uses of rocks?
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What are metamorphic rocks?
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The rock which is made up of molten magma is
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Gold, petroleum and coal are examples of
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Rocks which contain fossils are
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The thinnest layer of the earth is
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Match the following
| A | B | ||
| (i) | Core | (a) | Earth’s surface |
| (ii) | Minerals | (b) | Used for roads and buildings |
| (iii) | Rocks | (c) | Made of silicon and alumina |
| (iv) | Clay | (d) | Has definite chemical composition |
| (v) | Sial | (e) | Innermost layer |
| (f) | Changes into slate | ||
| (g) | Process of transformation of the rock | ||
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Give reasons
Limestone is changed into marble.
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What are called igneous rocks?
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Fill in the blank:
The Rajarajeshvara temple was built in ———.
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What happens when igneous and sedimentary rocks go under great heat and pressure?
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How are minerals useful for mankind?
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Mention the various types of rocks.
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State whether true or false:
We know the name of the architect of the Rajarajeshvara temple from an inscription.
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Why do you think towns grew around temples?
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What is the mineral most commonly used in the following object?
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