During a new Moon, when the Sun and the Moon are on the same side of the Earth, the people who live next to the ocean will see about how many high tides per day?
A. One
B. Two
C. Three
D. Four
Answer: B
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Five objects of mass m move at velocity 
at a distance r from an axis of rotation perpendicular to the page through point A, as shown below. The one that has zero angular momentum about that axis is
a.
b.
c.
d.
e.
What is the average translational kinetic energy per molecule of an ideal gas at a temperature of ? The Boltzmann constant is 1.38 × 10-23 J/K
A) 1.7 × 10-21 J B) 8.3 × 10-21 J C) 6.2 × 10-21 J D) 2.1 × 10-21 J E) 4.1 × 10-21 J
Determine the heat capacity (in calories/°C) of a lake containing one million gallons (approximately 4 million kilograms) of water at 15°C
a. 4 × 10^6 b. 4 × 10^9 c. 4 × 10^3 d. 1 × 10^3 e. 4 × 10^2
According to the definition of “science” given in this chapter, astrology is not a science. What does it lack?
A. A community of scholars devoted to its study B. Agreement that models must be logically consistent C. Use of reproducible experiments to test models D. A grand theory embracing the discipline