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प्रश्न
What is the difference between the inner and the outer core?
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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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संबंधित प्रश्न
Write True or False. Rewrite the false statement correctly :
Minerals are organic substances.
What is crust?
Explain this term associated with rocks: Extrusive Igneous Rocks
Distinguish between the following:
Calcarious and Carbonacious rocks.
Give one word for the following.
The outer layer of the earth.
Give one word for the following.
The best example of chemically-formed sedimentary rock, which has been formed by the evaporation of water from solution containing minerals.
Rocks are classified into ______ types.
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.
Statement (1): Sedimentary rocks consist of many layers.
Statement (2): Sedimentary rocks are formed by the sediments deposited at different points of time.
