Volocity can be the wave length of the speed like the volume.
Answer:
longitudinal and transverse.
Explanation:
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It is called a negative nuetron/atom
a) It is absolute, so it does not change.
b) Inertial ones.
c) Inside the train the time will slow down relatively to the outside clock. So if one travel at nearly the speed if light for 2 hours on his clock, for outdoor observers it will look like 3 hours.
