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The frequencies are the same, unless the source is moving relative to the observer.
Yes that is the case.
being towed behind a PWC with an operator and an observer on board
Pennsylvania is 5 hours behind Greenwich.
an observer or a wide-angle rearview mirror
Ahead
Ice land is behind pennsylvnia in time, and all the hot girls go to pennsylvania. And there are topless beaches and lots of strip clubs.
yes
The apparent frequency does not depend on who is in front.
I say Pennsylvania because their really behind
Yes, right behind Delaware.
The Man Behind the Badge - 1953 The Reading Pennsylvania Story 1-13 was released on: USA: 3 January 1954