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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
With the help of your teacher, collect different types of rocks such as granite, sandstone, limestone, marble, slate, graphite, etc. and prepare a chart containing information about their colour, hardness, texture, and permeability.
Give two examples of sedimentary 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.
State the types of rocks for the formation of which the following process is involved.
Formation of large crystals, coarse texture and slow cooling and compaction.
In what type of rocks do you find fossils and why?
Give some examples of metamorphic rocks formed from sedimentary and igneous rocks.
Give one term for the following statement:
Igneous rocks of deep seated origin.
Give one term for the following statement:
Formed by evaporation in saline lakes.
How is Plutonic rock formed?
How are igneous rocks formed?
