Examlex
Which scientists' work first suggested that DNA had the shape of a helix?
Tube-shaped Cave
A type of cave formed primarily by the underground channeling of water, often characterized by long, narrow passageways.
Insulate
To protect something from heat, electricity, or sound by surrounding it with a material that reduces or prevents the transmission of heat, electricity, or sound.
Lava Fountains
eruptions where lava is forcefully sprayed into the air through a vent or fissure, resembling a fountain.
Scoria Cones
Volcanic cones made up of fragments of lava or rock ejected during explosive eruptions, usually with a bowl-shaped crater at the summit.
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