17. October, 2017Uncategorized

1.Draw a longitudinal wave with three compressions and three rarefactions. Label each. Label one wavelength.

2.How does frequency of a longitudinal wave affects the pitch of the sound?

3.Unlike EM waves, sound waves require a __________ to travel.

4.Solids, liquids and gases – through form of matter do sound waves travel the fastest and why?

5.Use the words vibration, sound and particles in a complete sentence that shows your understanding of these words.

6.How does the temperature of a medium affect how fast sound waves move through it?

7.Why did the person feel the explosion before the other person heard it?