📊 Geography
Q. What is obsidian?
  • (A) A volcanic glass formed from rapidly cooling lava
  • (B) A type of volcanic ash
  • (C) A crystalline volcanic rock
  • (D) A gas released from volcanoes
✅ Correct Answer: (A) A volcanic glass formed from rapidly cooling lava

Explanation: Obsidian is a volcanic glass formed when lava cools quickly without forming crystals.

Explanation by: Rati Dubey
Obsidian is a volcanic glass formed when lava cools quickly without forming crystals.

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