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प्रश्न
Explain this term associated with rocks: Fossil fuels
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उत्तर
These are the fuels accumulated between two impermeable layers of the sedimentary rocks, e.g. peat, coal and petroleum etc.
संबंधित प्रश्न
What is the difference between the inner and the outer core?
Explain the structure of the earth’s interior?
Name two important landforms made by Igneous Rocks.
Name the rocks which are most widespread on the earth.
Name the types Sedimentary rocks based on agents of formation.
What processes are involved in the formation of Igneous Rocks?
State the types of rocks for the formation of which the following process is involved.
Solidification of magma on the surface of the earth.
Explain the formation of sedimentary rocks on the basis of agents of formation.
Distinguish between Thermal metamorphism and Dynamic metamorphism.
Classify the following rock: Quartzite
Give one term for the following statement:
Type of metamorphism in which changes are caused due to high pressure.
Give reasons for the following
Extrusive rocks generally have small crystals.
Give reasons for the following
Rocks are of great economic significance.
Parent Rock is converted to loose Rock by ______.
Oldest Sedimentary rocks of the world has been identified in Green land.
Explain the type of Igneous Rocks.
Match the following.
| 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.
