When lava cools quickly on the Earth's surface, it forms
'X'. 'X' is a very light rock used as a body scrubber and to polish floors.
Identify 'X' in the above given paragraph.
AGneiss
BPumice
CBasalt
DShale
Can you tell me the answer
When lava cools quickly on the Earth's surface, it forms
'X'. 'X' is a very light rock used as a body scrubber and to polish floors.
Identify 'X' in the above given paragraph.
AGneiss
BPumice
CBasalt
DShale