Resistance and Resistivity: If a quantity you calculated has units of 
what is that quantity?
A. potential
B. resistivity
C. resistance
D. capacitance
E. current
Answer: B
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Which of the following objects may have organic particles on its surface as a result of the interaction of sunlight with methane in its upper atmosphere?
a. Io b. Titan c. Mimas d. Ganymede e. Callisto
Conduction: A glass tea kettle containing 500 g of water is on the stove. The portion of the tea kettle that is in contact with the heating element has an area of 0.090 m2 and is 1.5 mm thick. At a certain moment, the temperature of the water is 75°C, and it is rising at the rate of 3 C° per minute. What is the temperature of the outside surface of the bottom of the tea kettle? Neglect the heat capacity of the kettle, and assume that the inner surface of the kettle is at the same temperature as the water inside. The thermal conductivity of glass is 0.840 W/m ? K and the specific heat of water is 4186 J/kg ? K.
A. 39°C B. 92°C C. 120°C D. 86°C E. 77°C
Explain the relationship between velocity and acceleration
What will be an ideal response?
A 1000-kg car traveling at 70 m/s takes 3 m to stop under full braking. The same car under similar road conditions, traveling at 140 m/s, takes ______________ m to stop under full braking
a. 6 b. 1 c. 3 d. 12 e. 11