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प्रश्न
With the help of your teacher, collect different types of rocks such as granite, sandstone, limestone, marble, slate, graphite, etc. and prepare a chart containing information about their colour, hardness, texture, and permeability.
उत्तर
Do it Yourself.
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संबंधित प्रश्न
Discuss the importance of rocks for the construction business.
Name the three stages of lithification of Sedimentary rocks.
Classify the igneous rocks on the basis of their place of origin.
Give one term for the following statement:
Formed when mud layers compacted under great pressure composing 80% of this rock.
Give one term for the following statement:
Formed by evaporation in saline lakes.
Give reasons for the following
Rocks are of great economic significance.
Which one of the following is the most widespread most and productive category of soil.
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.
Match the following.
| A. | Basalt | 1. | Anthracite |
| B. | Limestone | 2. | Extrusive igneous |
| C. | Coal | 3. | Metamorphic rock |
| D. | Gneiss | 4. | Sedimentary rock |
