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