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प्रश्न
What is a rock?
अति संक्षिप्त उत्तर
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उत्तर
A rock is indeed a natural mass of mineral matter that forms the Earth’s crust, and it varies in color, size, and texture.
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Rocks and Minerals
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संबंधित प्रश्न
How are extrusive and intrusive rocks formed?
What are metamorphic rocks?
Tick the correct answer
Gold, petroleum and coal are examples of
Tick the correct answer
The thinnest layer of the earth is
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 | ||
Give reasons
Limestone is changed into marble.
What are called igneous rocks?
What is the mineral most commonly used in the following object?
What is the mineral most commonly used in the following object?
Which one of the following is not a single element mineral?
