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प्रश्न
Give one word for the following.
The core of the earth occupied by rock in iron and nickel.
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उत्तर
Nife
संबंधित प्रश्न
Discuss the importance of rocks for the construction business.
Rocks and minerals play a very important role in our lives.
Can you imagine modern life without minerals?
Classify the following rocks by selecting the correct option given below:
Gneiss
Name the rocks which are most widespread on the earth.
Explain this term associated with rocks: Metamorphism
State the types of rocks for the formation of which the following process is involved.
Accumulation takes place over long periods of time in seas, lakes and streams.
Explain the formation of sedimentary rocks on the basis of agents of formation.
What is meant by a rock?
Classify the following rock: Loess
Give one word for the following.
A sedimentary rock, which is composed of microscopically fine, soft and smooth particles.
Fill in the blanks
______ is formed, when the angular and coarse grains of some durable minerals are cemented together.
Fill in the blanks
______ rocks cover wide area in Peninsular India and Columbia, the Snake Plateau of the U.S.A.
Give one example of an area of: Igneous rocks
Give one term for the following statement:
Formed by evaporation in saline lakes.
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) | Igneous | (i) | Magma |
| (b) | Sedimentary | (ii) | Transformation |
| (c) | Metamorphic | (iii) | Gypsum |
| (d) | Molten material | (iv) | Basalt |
| (e) | Rock Cycle | (v) | Marble |
Igneous Rocks are ______ rocks.
The word Ignis means rock.
______ refer to rock in Greek.
Match the following:
| A. | Basalt | 1. | Anthracite |
| B. | Limestone | 2. | Extrusive igneous |
| C. | Coal | 3. | Metamorphic rock |
| D. | Gneiss | 4. | Sedimentary rock |
