Which is a unique characteristic of Neptune's atmosphere?
a. a large number of counterclockwise circulating storms
b. variety of colors within the belt-zone circulation
c. winds blowing against the rotation of the planet
d. differential rotation of the atmosphere is slower than the interior
e. winds blow perpendicular to the planet, from north to south
c
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Which spectrum is shown above?
a. continuous
b. emission
c. absorption
d. blackbody
At approximately what time would a first-quarter moon rise?
A) 6 A.M. B) 9 A.M. C) noon D) 6 P.M. E) midnight
An object is attached to a vertical spring and bobs up and down between points A and B. Where is the object located when the elastic potential energy of the system object-spring is a minimum?
A) at either A or B B) midway between A and B C) one-third of the way between A and B D) one-fourth of the way between A and B E) at none of the above points
A 0.0040-kg lead bullet is traveling at a speed of 220 m/s when it embeds in a block of ice at 0°C. If all the heat generated goes into melting ice, what quantity of ice is melted? (Lf = 80 kcal/kg, the specific heat of lead = 0.03 kcal/kg/°C, and 1 kcal = 4 186 J)
a. 1.6E–2 kg b. 5.8E–4 kg c. 4.6E–3 kg d. 2.9E–4 kg e. 1.9E–5 kg