Head-tail radio galaxies reveal their motion through the intergalactic gas with a tail-like structure
Indicate whether the statement is true or false
TRUE
Physics & Space Science
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A Type Ia supernova results in the formation of a neutron star.
Answer the following statement true (T) or false (F)
Physics & Space Science
An object in the sky brightens suddenly, but shows no hydrogen lines in its spectrum. It is most likely a(n):
A) comet. B) type I supernova. C) type II supernova. D) asteroid impact. E) stellar collision.
Physics & Space Science
At what speed would an astronaut need to travel so that he would age 4.20 years while traveling a distance of 4.20 ly as measured by a stationary observer?
A. 1.00 c B. This cannot be done. C. 1.00 c/2 D. .707 c E. .750 c
Physics & Space Science
A wire carries a steady current of 2 A. The charge that passes a cross section in 2 s is:
A. 3.2 × 10?19 C B. 6.4 × 10?19 C C. 1 C D. 2 C E. 4 C
Physics & Space Science