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प्रश्न
What is the difference between the inner and the outer core?
फरक स्पष्ट करा
उत्तर
Inner core
- The innermost layer of the Earth.
- A solid ball of iron and nickel.
- It has a radius of 1220 km.
Outer core
- Surrounds the inner core.
- Made of liquid iron and nickel.
- It has a radius of Approx. 2300 km.
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Rock and it's Types
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
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संबंधित प्रश्न
State two characteristics of the mantle.
How are rocks important to us?
Classify the following rock: Dolomite
What is the basis for the classification of rocks?
Give one term for the following statement:
Type of metamorphism in which changes are caused due to high pressure.
Match the following:
| A. | Basalt | 1. | Anthracite |
| B. | Limestone | 2. | Extrusive igneous |
| C. | Coal | 3. | Metamorphic rock |
| D. | Gneiss | 4. | Sedimentary rock |
How are igneous rocks formed?
Sedimentary rocks are called stratified rocks.
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 |
