A 100 gram glass container contains 250 grams of water at 
150 grams of water at 
is added to the aluminum container. What is the final temperature of the water and the aluminum? (specific heat of water 
specific heat of aluminum 
a. 37 
B. 31
C. 23
D. 17
E. 12
D. 17
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The terrestrial planets, ranked in order of decreasing atmospheric density, are
a. Venus, Earth, Mars, Mercury b. Venus, Mars, Earth, Mercury c. Mercury, Mars, Earth, Venus d. Mars, Venus, Mercury, Earth
The more massive planets in the solar system tend to be less dense than the lower mass planets
Indicate whether the statement is true or false
If the voltage between the plates of a parallel-plate capacitor is doubled, the charge on the capacitor
A) is tripled. B) is doubled. C) is halved. D) quadruples. E) remains the same.
Series/Parallel Circuits: A 4.0-? resistor is connected with a 12-? resistor and this combination is connected across an ideal dc power supply with V = 6.0 V, as shown in the figure. When a total current I flows from the power supply, what is the current through the 12-? resistor?
A. 1.5 A B. 2.0 A C. 2.5 A D. 3.0 A E. 0.50 A