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प्रश्न
What is the difference between the inner and the outer core?
अंतर स्पष्ट करें
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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
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संबंधित प्रश्न
Fill in the blank
Sedimentary rocks such as limestone change into ___________.
Classify the following rocks by selecting the correct option given below:
shale
State two characteristics of Basic Igneous Rocks.
Give one word for the following.
Stratified rock formed organically but from vegetative matter-swamps and forests.
How are sedimentary rocks classified?
Give one term for the following statement:
Fine grained metamorphic rock, generally produced by the low grade metamorphism of shale.
Igneous rocks are called primary rocks.
Kola sample title is located in ______.
What are metamorphic rocks?
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 |
