What makes the Crab Nebula pulsar unusual among other pulsars?
A) It is a magnetar, with far more intense magnetic fields than any other.
B) It is the oldest known pulsar.
C) Its period is much less regular than other pulsars.
D) It is the fastest spinning known pulsar.
E) It is relatively bright in shorter wavelengths, like visible and X-rays.
Question 2
The sketch above shows groups of stars on the H-R diagram, labeled (a) through (e); note that (a) represents the entire main sequence while (c) and (d) represent only small parts of the main sequence.
Which group represents stars that are extremely bright and emit most of their radiation as ultraviolet light?
A) a B) b C) c D) d E) e
A shed carapace of a lady crab, part of the hard exoskeleton
Double Pulsar
A sampling of the modified and unusual bases found in tRNAs
Unusual base pairings in tRNA: (c, d) Some examples of triple interactions
Hector makes payments of $2000.00 into an RRSP at the beginning of every six months starting ...
A company that makes environmental measuring devices has calculated their revenue and costs as ...