What happens if nearly saturated air experiences a quick, significant temperature drop?
A) Relative humidity drops.
B) Relative humidity rises.
C) Condensation occurs.
D) Outcome depends on the temperature of the air.
Answer: C
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Which of the following sequences correctly describes the stages of life for a low-mass star?
A) protostar, red giant, main-sequence, white dwarf B) protostar, main-sequence, white dwarf, red giant C) white dwarf, main-sequence, red giant, protostar D) protostar, main-sequence, red giant, white dwarf E) red giant, protostar, main-sequence, white dwarf
A car travels at a steady 40.0 m/s around a horizontal curve of radius 200 m. What is the minimum coefficient of static friction between the road and the car's tires that will allow the car to travel at this speed without sliding?
A) 1.23 B) 0.952 C) 0.816 D) 0.662 E) 0.736
You obtain a 100-W light bulb and a 50-W light bulb. Instead of connecting them in the normal way, you devise a circuit that places them in series across normal household voltage
If each one is an incandescent bulb of fixed resistance, which statement about these bulbs is correct? A) Both bulbs glow with the same brightness, but less than their normal brightness. B) Both bulbs glow with the same brightness, but more than their normal brightness. C) The 100-W bulb glows brighter than the 50-W bulb. D) The 50-W bulb glows more brightly than the 100-W bulb.
A constant volume gas thermometer has a pressure of 2.00 atm at 100°C. What would its pressure be at 0°C?
a. 0.732 atm b. 1.46 atm c. 1.24 atm d. 1.37 atm e. More information is needed to find the answer.