The Complementary color of BLUE light is:
a. Magenta
b. Yellow
c. Cyan
d. White
Ans: b. Yellow
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All Type II supernovae produce neutron stars when they collapse
Indicate whether the statement is true or false
What is the direction of the neutral atom’s dipole moment after the charged particle is brought near?
A. A B. B C. C D. D E. Zero F. Other G. AA H. BB I. CC J. DD
A spiral (S or SB) galaxy contains
a. mostly lower-main sequence stars and giants. b. mostly upper main sequence stars and giants. c. mostly upper main sequence stars and gas and dust. d. upper and lower main sequence stars and gas and dust. e. mostly white dwarfs and supergiants.
Answer the following statement(s) true (T) or false (F)
1. The angular momentum of a particle can be nonzero even if it moves in a straight line. 2. The angular momentum (around a rotating rigid object’s center of mass) of an arbitrary particle in that object points directly along the object’s rotation axis.