An electromagnetic wave is a mechanical wave.
o a. true
o
b. false

Write a question about how changing temperature affects the gas inside the sports ball

Would it be correct to say the doppler effect is the apparent change in the speed of a wave due to the motion of the source? be sure to fully explain your position using at least 3 complete content related sentences.

Two point charges are separated by a certain distance. how does the strength of the electric field produced by the first charge