A camera lens that acts like a telescope to magnify images is referred to as a
A)
normal lens.
B)
telephoto lens.
C)
wide-angle lens.
D)
zoom lens.
E)
digital lens.
B
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Molar Specific Heats: The temperature of an ideal gas in a sealed rigid 0.60-m3 container is reduced from 460 K to 270 K. The final pressure of the gas is 90 kPA. The molar heat capacity at constant volume of the gas is 28.0 J/mol ? K. How much heat is absorbed by the gas during this process? (R = 8.31 J/mol ? K)
A. -130 kJ B. -170 kJ C. 130 kJ D. 170 kJ E. 0 kJ
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Indicate whether the statement is true or false
If we were to learn that the universe is a re-collapsing universe, then we must have misinterpreted Hubble's Law because the universe must be contracting, rather than expanding as generally believed
Indicate whether the statement is true or false
Pluto is an example of a plutino
a. True b. False Indicate whether the statement is true or false