The hot molten material occurring naturally below the surface of the Earth is called:
A. Lava
B. Slag
C. Magma
D. Tuff
Answer:C
The hot molten material occurring naturally below the surface of the Earth is called:
A. Lava B. Slag C. Magma D. Tuff
Explanation: Hot molten material is called Lava when it erupts from a volcano and reaches the surface. Slag is waste material from smelting of ore. Tuff is a porous rock formed by consolidation of volcanic ash.