Inside Our Earth Class 7 | class 7 geography chapter 2 | class 7 Inside Our Earth
Mannu Ka Gyan Sst・2 minutes read
The Earth's layers include the crust, mantle, and core, each with unique compositions and characteristics. Rocks, minerals, and their formation processes play a vital role in the Earth's geology, with minerals being crucial resources used in various industries and applications.
Insights
- The Earth's crust is the thinnest layer, with continental crust thicker than oceanic crust, which is rich in silica and magnesium, showcasing the diversity of compositions within the Earth's layers.
- Rocks on the Earth's crust, including igneous, sedimentary, and metamorphic types, are formed through distinct processes like cooling from magma, sediment accumulation, and high pressure and temperature changes, demonstrating the dynamic nature of geological formations on our planet.
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Recent questions
What are the main layers of the Earth?
Crust, mantle, core
How are igneous rocks formed?
From cooling magma
What are minerals used for?
Making jewelry and manufacturing items
How are sedimentary rocks formed?
From sediments accumulating and solidifying
How do metamorphic rocks form?
From existing rocks undergoing high pressure and temperature changes
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