2. Earth’s thin surface layer. It’s made up of huge thick slabs made of rock called plates witch float on hot liquid rock of the mantle next layer down.

4. Is the name given to the centre of the earth. There's an outer core and an inner core.

6. Is the hole at the top of a volcano’s vent. It's widens every time the volcano erupts.

8. Is one of the huge thick slabs of rock witch makes up the earths crust.

10. Is a opening in a volcano though witch Magma flows. There are side vents and center vents.

12. The Ring of Fire is the area around the Pacific Ocean.

14. Is hot liquid rock found inside the Earth, in the layer called the mantle.

16. Is the layer inside the earth below the crust. It is made up of hot liquid rock.

18. The huge round crater which forms when the cone was a live volcano collapses inwards.

20. The name given to the smallest pieces of rock thrown out of a volcano.