Far infrared astronomy must be done from high-flying aircraft because
a. far infrared radiation is absorbed low in Earth's atmosphere.
b. far infrared photons are quite energetic.
c. far infrared telescopes are not very heavy.
d. far infrared sources are very bright.
e. none of the above
A
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The arrangement is composed of four 6.0 mF capacitors. What is the capacitance of the combination?
A. 24.0 mF
B. 4.5 mF
C. 8.0 mF
D. 9.0 mF
E. 12.5 mF
Which of the following is not true about differences between novae and supernovae?
A) The same star can undergo novae explosions more than once, but can undergo only a single supernova. B) Supernovae eject gas into space, but novae do not. C) Novae occur only in binary star systems, while supernovae can occur both among single stars and among binary star systems. D) Novae are much less luminous than supernovae.
The primary reason for the high specific heat of polymers is their low monomer _____________.
Fill in the blank(s) with the appropriate word(s).
Describe the advantages and disadvantages of downloadable, streaming, and pseudostreaming media.
What will be an ideal response?