A hologram like the one shown here cannot be fully appreciated from pictures shown in a book. Why is this?
a. The colors are brighter in a hologram.
b. Textbook printing methods cannot reproduce any picture generated by laser light.
c. A hologram appears as a three-dimensional image to the viewer, but not by viewing the flat page of a book.
d. Information from each point in the scene is recorded in all points of the hologram.
c
You might also like to view...
1 THz = ?
A. 103 Hz B. 106 Hz C. 109 Hz D. 1012 Hz E. 1015 Hz
If the inner accretion disk around a black hole has a temperature of 10^6 K, at what wavelength will it radiate the most energy? (Hint: From Wien's law, ?T =3,000,000 where ? is in nm and T is in K.)
a. 10^6 nm b. 3 nm c. 3 × 10^6 nm d. 1 nm e. 3 × 10^11 nm
Orbital resonance also gives Europa an elliptical orbit, so it experiences tidal heating, too. However, Europa experiences less tidal heating than Io, because Europa __________ than Io.
a. is farther from Jupiter b. is much smaller c. is more perfectly spherical in shape d. contains much more ice
The solar constant for Earth is
A) 0.7 kW/m2. B) 1.0 kW/m2. C) 1.4 kW/m2. D) more than 1.4 kW/m2.