Question

1. The remains of the dead plants and animals trapped in the layer of rocks are called
____________________.
2. Any natural mass of mineral matter that makes up earth’s crust is called ______________.
3. ______________ is a fiery red molten magma coming out from the interior of the earth on
its surface.
4. _______________ are naturally occurring substances which have certain physical
properties and definite chemical competitions.
5. The innermost layer of the earth is called _______________________.
6. ________________ is a very thick layer beneath the crust extending upto 2900 kilometre in
depth.
7. The uppermost layer of the earth’s crust is called _____________________.
8. The main mineral constituents of the continental mass are ________________ and
alumina.
9. The mantle extends up to a depth of ________________km.
10. The radius of the earth is ________________ kilometer.
11. The earth’s crust is made up of various types of _________________.
12. __________________ means fire.
13. ___________________________ means settle down.
14. ___________________________ means change of form.
15. Rocks formed in on the crust are called _______________________________________.
16. The innermost layer is the core with a radius of about __________ kilometer.
17. The process of transformation of the rock from one to another is known as the
_________________.
18. The crust is about _________ kilometer on the continental masses and only ____ kilometer
on the ocean floors.

Answer 1

Answer:

hard rock . rude . lava. all. core. mantle. core. gold. 2900km. 1000km. water fire rocks sand hard rocks .