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ICP. 4/5/13 Open-Note Quiz on Waves. Warmup. Draw a transverse wave and a longitudinal wave. Pull out your papers for your open-note quiz. Papers you can use on the open-note quiz:. Waves Intro Lab with Transverse/Longitudinal/Surface Chart 15-1 Vocabulary Sheet P513 (1-9)
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ICP 4/5/13 Open-Note Quiz on Waves
Warmup • Draw a transverse wave and a longitudinal wave. • Pull out your papers for your open-note quiz.
Papers you can use on the open-note quiz: • Waves Intro Lab with Transverse/Longitudinal/Surface Chart • 15-1 Vocabulary Sheet • P513 (1-9) • Waves Notes (fill-in the blank) • Wave Speed formula notes with 3 practice problems • Bill Nye Video sheet
Agenda • Go over homework answers p 523 (7-9) • Quiz • Waves Crossword
P523 (7-9) • A wave along a guitar string has a frequency of 440 Hz and a wavelength of 1.5m. What is the speed of the wave? • The speed of sound in air is about 340 m/s. What is the wavelength of sound waves produced by a guitar string vibrating at 440 Hz? • The speed of light is 3 x 108 m/s. What is the frequency of microwaves with a wavelength of 1 cm?
P523 (7-9) • (440 Hz) x (1.5 m) = 660 m/s • (340 m/s) / (440 Hz) = 0.77 m • (3 x 108 m/s) / (0.01 m) = 3 x 1010 Hz