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/* level 1 */
Question("The period of a simple pendulum depends upon the acceleration of gravity and what properties of the pendulum?");
WrongChoice("Density");
CorrectChoice("Length");
WrongChoice("Mass");
WrongChoice("None of the above");

Question("If you were to swing a 3 foot-long pendulum and a 6 inch-long pendulum, how would their periods relate if at all?");
WrongChoice("Both pendulums will have equal periods.");
WrongChoice("The pendulum 6 inches long will have a longer period.");
WrongChoice("There is no relation.");
CorrectChoice("The 3 foot-long pendulum will have a longer period");

Question("The high and low points of a wave are, respectively,");
WrongChoice("amplitudes and crests.");
CorrectChoice("crests and troughs.");
WrongChoice("troughs and crests.");
WrongChoice("frequency and amplitude.");

Question("Amplitude measures the distance from either the crest or trough to the");
CorrectChoice("rest position.");
WrongChoice("maximum value.");
WrongChoice("minimum value.");
WrongChoice("high point.");

/* level 2-ish */

//any other ideas for wrong answers to this question?
Question("Waves transfer what from a source to a receiver?");
CorrectChoice("Energy");
WrongChoice("Mass");
WrongChoice("Matter");
WrongChoice("Atoms");

Question("If the frequency of a wave is 24 Hz and the wavelength is 10 m, the wave's speed is");
WrongChoice("0.8 m/s");
WrongChoice("1.5 m/s");
WrongChoice("120 m/s");
CorrectChoice("240 m/s");

Question("When a crest on one wave overlaps a trough on another, there is");
WrongChoice("constructive interference.");
WrongChoice("a Doppler effect.");
WrongChoice("a blue shift.");
CorrectChoice("destructive interference.");

/* level 3 */
Question("A blue shift indicates that a frequency is");
CorrectChoice("decreasing.");
WrongChoice("constant.");
WrongChoice("increasing.");
WrongChoice("none of the above.");

Question("Which of the following frequency ranges can most humans hear?");
WrongChoice("20 Hz to 200 Hz");
WrongChoice("200 Hz to 2,000 Hz");
CorrectChoice("20 Hz to 20,000 Hz");
WrongChoice("None of the above");

Question("If you were listening to 96.3 FM (96.3 MHz on the radio), what is this radio station's wavelength?");
WrongChoice("0.33 m");
WrongChoice("1.5 m");
CorrectChoice("3.1 m");
WrongChoice("96.3 m");
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<h1>Quiz 12. Waves &amp; Sound</h1>

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