Topic
Polar Oceans
2 questions tagged Polar Oceans — spanning every one of the seven Ws.
whose
Whose expedition first discovered Antarctica’s Ross Sea?
James Clark Ross explored the region in 1841 and named the Ross Sea after himself. His expedition greatly expanded knowledge of the Southern Ocean.
ExplorationPolar Oceans
why
Why do icebergs float even though they are made of frozen water?
Ice expands when it freezes, making ice less dense than liquid seawater or freshwater. Because it is less dense, an iceberg floats with most of its mass hidden below the surface.
Oceans and seasPolar oceans