A) Caving B) Speleogenesis C) Geology D) Excavation
A) Basalt B) Granite C) Sandstone D) Limestone
A) Ceiling B) Floor C) Entrance D) Walls
A) Sunglasses B) Swimsuit C) Umbrella D) Headlamp
A) Waitomo Glowworm Caves B) Carlsbad Caverns C) Sơn Đoòng Cave D) Mammoth Cave
A) Luciferin-luciferase reaction B) Photosynthesis C) Oxidation D) Fermentation
A) New York B) Tennessee C) California D) Kentucky
A) Geology B) Cavingology C) Rockology D) Speleology
A) Chandelier B) Icicles C) Drapery D) Flowstone |