Johnny drives from Missouri to California (1920 miles) in 32.0 hours. He returns home by the same route in the same amount of time.
Determine his average speed.
b. Determine his average velocity.
c. Compare these two values and explain any differences.

Although longitudinal waves can travel through all media types what is the disadvantage of this type of wave transmission? a) he efficiency of he wave transmission is greatly diminished as the media becomes less dense b) the oscillation of one set of particles has a huge impact on neighboring particles c) particles become too close together as they bump into each other making it more likely to hit other particles down the line