Question

12. The average radius of the core is about
b) 2900 km
a) 2200 km
Which layer of the earth is made up of iron and nickel?
b) mantle
a) crust
14. Which of the following is not a metamorphic rock?
b) marble
a) granite
15. Due to heat and pressure clay changes into
16. Primary rocks are associated with
17. The deepest mine in the world is in
a) South America b) South Africa
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Answer 1

Answer:

12 b

13 b

14 b

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Answer 2

Answer:

Explanation:

Transformative rocks were once molten or sedimentary rocks however have been changed (transformed) because of serious warmth as well as weight inside the Earth's hull.

Marble is a transformative shake that is shaped from the sedimentary shake limestone.

They are crystalline and frequently have a "squashed" (foliated or united) surface.