Fichas
Light and Sound
Fichas del conjunto (20)
- 1SOUNDSOUND
- 2Define FrequencyThe number of waves produced per second (Hertz)
- 3Define PeriodThe time taken for a wave to complete one cycle
- 4Define WavelengthThe distance between two peaks
- 5Define Amplitudethe maximum distance that the wave extends between the equalibrium
- 6What is a Transverse waveA wave that moves side to side or up and down
- 7What is a longitudinal waveA wave that has a compression followed by a refraction
- 8Is frequency directly or indirectly proportional to wavelengthDirectly
- 9Is wavelength and periods directly or indirectly proportionalIndirectly
- 10Is frequency directly or indirectly proportional to periodsDirectly
- 11What is the Speed of sound in water1440 m/s
- 12What is the speed of sound in air350 m/s
- 13What is the wavelength formula?frequency
Speed = ---------------
wavelength - 14How do you determine how far away a sound is?distance
Speed = ----------
time - 15LIGHTLIGHT
- 16What is the angle of incidence?The angle an incoming ray makes with the normal
- 17What is the angle of reflection?An angle that a reflected ray meets with the normal
- 18What is the angle of refraction?the angle a refracted ray makes with the normal
- 19What is the index of refraction3x10^8 in a vacuum
index of refraction = ----------------
3x10^8 in a medium - 20What is total internal refractionWhen the angle of incidence is greater than the critical angle
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- Descripción
- Year 9 Sciences Fichas sobre Light and Sound, creado por Grace Mills el 31/10/2016.
- Creado por
- Grace Mills
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