Rank the following 4 items in order of increasing density (low to high)
A) black hole singularity, main-sequence star, white dwarf, neutron star
B) main-sequence star, neutron star, white dwarf, black hole singularity
C) main-sequence star, white dwarf, neutron star, black hole singularity
D) main-sequence star, black hole singularity, neutron star, white dwarf
C
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States that observers cannot detect their uniform motion through space through internal tests
Which of the following can make a string of carbon atoms a living thing?
A) The ability of carbon to act as a living thing independently B) The ability of oxygen to act as a living thing when combined with carbon C) The transmission of information from one carbon molecule to another D) The transfer of electrons from one carbon molecule to another
Which of these has the greatest mass?
A) proton B) electron C) both of these D) neither of these
What scattering angle in the Compton effect produces the minimum change in frequency?
A) 45° B) 90° C) 0° D) 180° E) 270°