The internal processes of earth &

5. The study of flow of matter that is primarily in liquid state.
7. A volcanic mountain which is identified from its opening at the top.
8. This protects us from the harmful rays emitted by the sun.
10. The plain found in the deepest part of the ocean.
12. A natural physical feature on the earth’s surface.
14. The outer solid part of the planet.
15. Mounds or small hills that are made up of sand.
17. World’s largest and highest plateau, also known as the “roof of the world.”
18. A bend in the sinuous watercourse of the river.
19. The study of landforms and the processes that shape them.

1. Rock: A rock that resembles the shape of a mushroom.
2. Landforms This is formed by the chemical and mechanical action of the wind.
3. This covers 45% of earth’s land surface.
4. The last and innermost layer of earth, it separates into the liquid outer core.
6. ________ represents 4% of the mantle-crust mass.
9. Found in the deepest region of the planet.
11. This is caused by the immense pressure that crystallizes the superhot iron into a solid ball.
12. Silt-sized sediment formed which was from the accumulation of windblown dust.
13. High rocky coasts that plunge down to the edge of the sea.
16. The largest layer of earth.