As material flows into a black hole as viewed from well outside the event horizon
a. the material will experience time dilation.
b. the material will become hotter.
c. the material will produce an absorption spectrum.
d. the material will appear to us to fall into the black hole very rapidly.
e. the material will experience time dilation and the material will become hotter.
e
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What is the Lorentz factor,
for a speed of 0.800 c?
A. 0.800 B. 1.67 C. 0.600 D. 0.360 E. 1.25
Picnickers see a lightning flash of an approaching thunderstorm and hear the thunder 8.0 s later
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Indicate whether the statement is true or false