Molar Specific Heats: For an ideal gas,
A. = 1 for all ideal gases.
B. < 1 for all monatomic and diatomic gases.
C. > 1 for all monatomic and diatomic gases.
D. < 1 only for a monatomic gas.
E. < 1 only for a diatomic gas.
Answer: C
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a. their atmospheres absorb blue light very efficiently. b. their solid air-less surfaces are this color c. their surfaces are covered with liquid water with no atmosphere d. traces of methane in their atmospheres absorb red light very efficiently.
The large planetesimals would have grown faster than the smaller planetesimals because
a. they were moving faster in their orbits than the smaller planetesimals. b. their stronger gravity would pull in more material. c. there was more material located near them that could be accreted. d. the smaller planetesimals were covered by a layer of material that was lost during collisions. e. all of the above
Geological processes on the Earth's surface are directly related to
A) the reflectivity of its surface B) the composition of its atmosphere C) the rate of impacts D) internal heat
Your mass is 50 kg. Suppose you are standing on a scale in an elevator that is approaching a top floor and decreasing its speed at the rate of 3 m/s every second. What would be the reading on the scale?
A. 0 N B. 150 N C. 740 N D. 640 N E. 340 N