What type of waves moves energy forward, but the source moves up and down?

a) medium waves

b) particle waves

c) transverse waves

d)longitudinal waves

Atypical jetliner lands at a speed of 146 mi/h and decelerates at the rate of (10.4 mi/h)/s. if the jetliner travels at a constant speed of 146 mi/h for 1.5 s after landing before applying the brakes, what is the total displacement of the jetliner between touchdown on the runway and coming to rest?