Flashcards
Waves
Cards in this deck (32)
- 1Frequency is:the number of waves crests passing a point in one second
- 2Amplitude is:the height of a wave crest
- 3refraction in sound takes place at the ______ between layers of air at different _______boundaries, temperatures
- 4The higher the frequency, the ___ the pitch of soundhigher
- 5the loudness of sound depends on the _____ of the wavesamplitude
- 6Tuning forks produce pure ____waveforms
- 7The quality of a musical note depends on the _____waveform
- 8—Loud and low-pitched
- 9—Loud and high-pitched
- 10An object you see in the mirror is a _____ imagevirtual image
- 11The real image is:the one you actually see
- 12Refraction is:the change in direction of a light ray when it crosses a boundary between two transparent surfaces
- 13the change of direction is caused by the change in ___ of a wavespeed
- 14Which colour is refracted the most?violet
- 15Which colour is refracted the least?Red
- 16When you shine a white light through a prism, a spectrum is produced. This is called:Dispersion
- 17—Diffraction
- 18In diffraction, the narrower the gap, the _____ the diffractiongreater
- 19In diffraction the wave length is always ____the same
- 20reflection of sound are also known asechos
- 21sound waves cannot travel through ____a vacuum
- 22Carpets, furniture and curtains ___ soundabsorb
- 23Draw the law of reflection diagram
- 24The angle of incidence is ____ to the reflected rayequal
- 25What are transverse waves?The oscillation of the particles is perpendicular to the direction that the wave travels
- 26What are longitudinal waves?The oscillation of the particles is parallel to the direction that the wave travels
- 27A longitudinal wave is made up of _____ and _____compressions and rarefractions
- 28All electromagnetic waves are ____transverse
- 29Examples of mechanical waves?waves on a spring, sound waves
- 30Sound waves are ___ waveslongitudinal
- 31the speed of a wave is:v= f x λ
- 32this means: λwavelength
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- A Levels Science Flashcards on Waves, created by smn on 25/05/2013.
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- smn
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