A) ROCK B) GOLD C) STONE D) SILVER
A) OPAQUE B) GOLD C) SOLID D) GYPSUM
A) STONE B) COPPER C) OPAQUE D) SOLID
A) QUARRY B) SULFUR C) OIL D) MINE
A) COPPER B) CRUST C) COAL D) QUARRY
A) COAL B) CRUST C) COPPER D) QUARRY
A) CRUST B) COPPER C) COAL D) CORE
A) MOHS SCALE B) EARTHQUAKE C) DIAMOND D) JEWELLERY
A) ROOF B) MARBLE C) CLAY D) LORRY
A) VASE B) MARBLE C) CLAY D) COAL |