Chapter study guide

In the previous chapter, you learned about many different kinds of oscillators: pendulums, masses on springs, and so on. What is the difference between an oscillator and a wave? A wave is an oscillation that travels through space. Waves are found all around us in nature, musical instruments, technology, and medical and industrial applications. Waves can reflect, refract, diffract, resonate, and interfere with each other. In this chapter, you will learn about the physical characteristics of waves and the behaviors associated with wave propagation.


By the end of this chapter you should be able to
describe waves and wave pulses and provide examples;
define amplitude, frequency, wavelength, speed, and phase for a wave and identify each graphically;
solve problems involving the speed, frequency, and wavelength of a wave;
distinguish between transverse and longitudinal waves and provide examples of each;
describe wave propagation in various types of media;
describe wave behaviors of reflection, refraction, diffraction, and resonance and provide examples of each;
describe constructive and destructive interference of waves and provide examples of each;
describe standing waves and resonance and provide examples of each; and
describe medical applications of waves.


15A: Waves
15B: Wave interactions
15C: Interference
15D: Wavelength and standing waves


410Waves
41115A: Waves
412Properties of waves
413Speed of a wave
414Waves and energy
415Transverse waves
416Longitudinal waves
417Section 1 review
418Wave propagation
41915B: Wave interactions
420Reflection
421Refraction
422Diffraction
423Absorption
424Section 2 review
425Interference and resonance
426Interference
42715C: Interference
428Resonance and standing waves
429How resonance selects frequencies
43015D: Wavelength and standing waves
431Applications of waves
432Section 3 review
433Chapter review
v=fλ
 
wavewavelengthtransverse
polarizationlongitudinalcrest
troughwavefrontreflection
concaveconvexrefraction
diffractionabsorptionsuperposition principle
constructive interferencedestructive interferencenode
antinodemodestanding wave

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