Read the questions carefully and write your answer in a separate sheet of paper.
1. Differentiate pitch intensity and loudness.
2.How is pitch and wavelength of soundwave related to each other?
3.How loudness differs with the persons
4.As an ambulance approaches and passes you, how can you explain the sound it produced
5. Suggest ways on how to protect human ear from noise pollution.

Which type of wave can travel without a medium

Gather reliable information to brent make his decision. to gather this information, use newspapers, call insurance companies or look at their web sites, and review consumer magazines and web sites. also, look at the manufacturer web site or for information about gas mileage. list the sources you use and take notes.

Balloon a has charge q, and identical mass balloon b has charge 10q. you hang them from threads near each other. choose all of the statements with which you agree. check all that apply. a. a and b exert the same magnitude forces on each other. b. the force that a exerts on b is 10 times the force that b exerts on a. c. the angle between the thread supporting a and the vertical is < the angle between the thread supporting b and the vertical. d. the force that a exerts on b is 1/10 the force that b exerts on a.