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