Question
Sound waves in air
are:Solution
In air, sound waves travel as compressions and rarefactions, i.e., particles move back and forth along the direction of wave travel. Such waves are longitudinal.
More General science Common Questions
In each sentence below, four words are given in bold. One of them may be incorrectly spelt. Identify the incorrectly spelt word. If all are correct, ch...
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A written law that is formally created by a government
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