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 Chapter 13
The wave model
LEARNING OBJECTIVES
In this chapter you will learn how to:
âdescribe waves and wave motion
âidentify wavelength, frequency and period from graphs of displacement against distance or time
âsolve problems with wavelength, frequency, period and wave speed
âdescribe the motion of a particle in a medium through which a wave travels
âdescribe the difference between transverse and longitudinal waves
âunderstand the nature of electromagnetic waves
âunderstand the nature of sound waves.
GUIDING QUESTIONS
âWhat is a wave?
âHow do waves transfer energy?
âWhat is oscillating in an electromagnetic wave?