ASclence Final 2021 14of 25 A train blows its whistle as it moves rapidly towards a stationary observer. Which of the following best describes the sound of the whistle
as heard by the observer in comparison to the sound as heard bya passenger on the train?
OAThe sound heard by the observer will be the same as the sound heard by the passenger.
OBThe sound heard by the observer will of a higher volume than the sound heard by the passenger
OCThe sound heard by the observer will be higher in pitch than the sound heard by the passenger.
ODThe sound heard by the observer will be lower in pitch than the sound heard by the passenger.
W