Author Question: Sound waves may be best described as being 1.longitudinal waves. 2.transverse waves. 3.a ... (Read 136 times)

melly21297 · **on:** Jul 28, 2018

Sound waves may be best described as being
1.longitudinal waves.
2.transverse waves.
3.a combination of longitudinal and transverse waves.
4.analogous to water waves.

Question 2

An airplane overhead exceeds the sound barrier and produces a conical wave front. If the air through which the plane flew had been significantly warmer and the plane were traveling at the same speed, how would the angle of the conical wave front been different?
1.The angle would have been greater.
2.The angle would have been less.
3.The angle would have been the same.
4.The change in the angle cannot be determined from the information given.