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प्रश्न
How are sedimentary rocks formed?
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उत्तर
Continuous deposition of sediments of silt, soil, debris, etc. by water, wind, and ice along lower landforms and solidification into different layers result in the formation of light sedimentary rocks.
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संबंधित प्रश्न
Rocks and minerals play a very important role in our lives.
What problems would you face in their absence?
Write True or False. Rewrite the false statement correctly :
Sedimentary rocks are formed by the cooling and solidification of molten rock called magma
Classify the following rocks by selecting the correct option given below:
schist
What processes are involved in the formation of Igneous Rocks?
Explain this term associated with rocks: Fossil fuels
Explain this term associated with rocks: Lithification of Rocks.
What is metamorphism?
How are sedimentary and igneous rocks formed?
Classify the following rock: Gypsum
Give one word for the following.
A sedimentary rock, which is composed of microscopically fine, soft and smooth particles.
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______ rock contain a low percentage of silica and a high percentage of basic oxides.
How are sedimentary rocks classified?
Give one term for the following statement:
It has a definite chemical composition with its own chemical and physical properties.
Rocks are classified into ______ types.
______ into slate caused by thermal metamorphism.
Parent Rock is converted to loose Rock by ______.
What is lava?
| A | B | ||
| A. | Basalt | 1. | Anthracite |
| B. | Limestone | 2. | Extrusive igneous |
| C. | Coal | 3. | Metamorphic rock |
| D. | Gneiss | 4. | Sedimentary rock |
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.
| Group A | Group B | ||
| A. | Basalt | 1. | Anthracite |
| B. | Limestone | 2. | Extrusive igneous |
| C. | Coal | 3. | Metamorphic rock |
| D. | Gneiss | 4. | Sedimentary rock |
