Question

Class 7 ncert solution question answer geography chapter 2 inside our earth question answer of that chapter​

Answer 1

1. crust, mantle, core.
2. natural mass of mineral that makes up the earth's crust.
3. igneous, sedimentary, metamorphic.
4. molten lava comes on earth's surface and cools down and become solid this forms extrusive rock. molten magma cools down inside the earth's crust and become solid this forms intrusive rock.
5. a rock changes to another type under certain condition in a cyclic manner is called rock cycle
6. making roads, houses, building etc.playing games like seven stones, hopscotch, five stones etc.
7. igneous and sedimentary rocks are heated and pressure they change into metamorphic rocks.