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A Moment of Science

Posts tagged underwater

November 23, 2012

 

Have you ever seen workers mixing cement under water?

Pouring Foundations Under Water

Today's program explores how concrete foundations set underwater.

October 27, 2011

 

How Sound Waves Work Underwater

Water does a much better job than air of conducting sound waves, but that extra conductivity makes it harder, not easier, to tell where a sound comes from.

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