Waves and Radiation

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What word is used to describe the height of a wave?
Amplitude
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Define frequency.
The number of waves which pass a point every second
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What is the wavelength of a wave?
The distance from a point on a wave to the same point on the next wave.
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What is the relationship between speed, distance and time?
Speed = distance divided by time.
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What is the wave equation?
speed = frequency x wavelength
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What are the 2 different types of waves?
Longitudinal and tansverse
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What are the 2 different types of waves?
Longitudinal and tansverse
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What is the range of human hearing?
20Hz to 20000Hz
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What is noise pollution?
Any sound which is unpleasant to hear.
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What are the 2 different types of waves?
Longitudinal and tansverse
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What is the range of human hearing?
20Hz to 20000Hz
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What is noise pollution?
Any sound which is unpleasant to hear.
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At what sound level can sound damage hearing if exposed over a period of time?
80dB
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What are the 2 different types of waves?
Longitudinal and tansverse
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What is the range of human hearing?
20Hz to 20000Hz
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What is noise pollution?
Any sound which is unpleasant to hear.
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At what sound level can sound damage hearing if exposed over a period of time?
80dB
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If the amplitude of a wave gets bigger what can you say about the volume of the sound?
Gets louder
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If the frequency of a wave increases what can you say about the pitch of the sound?
Gets higher
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What are the 2 different types of waves?
Longitudinal and tansverse
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What is the range of human hearing?
20Hz to 20000Hz
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What is noise pollution?
Any sound which is unpleasant to hear.
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At what sound level can sound damage hearing if exposed over a period of time?
80dB
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If the amplitude of a wave gets bigger what can you say about the volume of the sound?
Gets louder
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If the frequency of a wave increases what can you say about the pitch of the sound?
Gets higher
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What instrument can be used to see waves on a screen?
Oscilloscope
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What are the 2 different types of waves?
Longitudinal and tansverse
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What is the range of human hearing?
20Hz to 20000Hz
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What is noise pollution?
Any sound which is unpleasant to hear.
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At what sound level can sound damage hearing if exposed over a period of time?
80dB
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If the amplitude of a wave gets bigger what can you say about the volume of the sound?
Gets louder
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If the frequency of a wave increases what can you say about the pitch of the sound?
Gets higher
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What instrument can be used to see waves on a screen?
Oscilloscope
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What is ultrasound?
Any sound above 20000Hz
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What are the 2 different types of waves?
Longitudinal and tansverse
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What is the range of human hearing?
20Hz to 20000Hz
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What is noise pollution?
Any sound which is unpleasant to hear.
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At what sound level can sound damage hearing if exposed over a period of time?
80dB
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If the amplitude of a wave gets bigger what can you say about the volume of the sound?
Gets louder
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If the frequency of a wave increases what can you say about the pitch of the sound?
Gets higher
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What instrument can be used to see waves on a screen?
Oscilloscope
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What is ultrasound?
Any sound above 20000Hz
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What is the speed of sound in air?
340m/s
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What is the one thing that sound cannot travel through and why?
A vacuum as it has no particles to carry the sound
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What are the 2 different types of waves?
Longitudinal and tansverse
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What is the range of human hearing?
20Hz to 20000Hz
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What is noise pollution?
Any sound which is unpleasant to hear.
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At what sound level can sound damage hearing if exposed over a period of time?
80dB
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If the amplitude of a wave gets bigger what can you say about the volume of the sound?
Gets louder
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If the frequency of a wave increases what can you say about the pitch of the sound?
Gets higher
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What instrument can be used to see waves on a screen?
Oscilloscope
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What is ultrasound?
Any sound above 20000Hz
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What is the speed of sound in air?
340m/s
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What is the one thing that sound cannot travel through and why?
A vacuum as it has no particles to carry the sound
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what is the speed of light?
300000000m/s
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What are the 2 different types of waves?
Longitudinal and tansverse
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What is the range of human hearing?
20Hz to 20000Hz
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What is noise pollution?
Any sound which is unpleasant to hear.
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At what sound level can sound damage hearing if exposed over a period of time?
80dB
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If the amplitude of a wave gets bigger what can you say about the volume of the sound?
Gets louder
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If the frequency of a wave increases what can you say about the pitch of the sound?
Gets higher
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What instrument can be used to see waves on a screen?
Oscilloscope
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What is ultrasound?
Any sound above 20000Hz
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What is the speed of sound in air?
340m/s
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What is the one thing that sound cannot travel through and why?
A vacuum as it has no particles to carry the sound
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what is the speed of light?
300000000m/s
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Why do we see lightning before we hear thunder?
Speed of light is much greater than the speed of sound.
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what is refraction?
The bending of light when it enters a different material
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What is the normal?
a
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What are the 2 different types of waves?
Longitudinal and tansverse
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What is the range of human hearing?
20Hz to 20000Hz
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What is noise pollution?
Any sound which is unpleasant to hear.
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At what sound level can sound damage hearing if exposed over a period of time?
80dB
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If the amplitude of a wave gets bigger what can you say about the volume of the sound?
Gets louder
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If the frequency of a wave increases what can you say about the pitch of the sound?
Gets higher
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What instrument can be used to see waves on a screen?
Oscilloscope
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What is ultrasound?
Any sound above 20000Hz
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What is the speed of sound in air?
340m/s
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What is the one thing that sound cannot travel through and why?
A vacuum as it has no particles to carry the sound
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what is the speed of light?
300000000m/s
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Why do we see lightning before we hear thunder?
Speed of light is much greater than the speed of sound.
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what is refraction?
The bending of light when it enters a different material
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What is the normal?
a dotted line at 90 degrees to the edge of the surface the light is entering
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Why does light refract?
The speed changes when it enters a dif
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What are the 2 different types of waves?
Longitudinal and tansverse
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What is the range of human hearing?
20Hz to 20000Hz
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What is noise pollution?
Any sound which is unpleasant to hear.
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At what sound level can sound damage hearing if exposed over a period of time?
80dB
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If the amplitude of a wave gets bigger what can you say about the volume of the sound?
Gets louder
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If the frequency of a wave increases what can you say about the pitch of the sound?
Gets higher
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What instrument can be used to see waves on a screen?
Oscilloscope
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What is ultrasound?
Any sound above 20000Hz
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What is the speed of sound in air?
340m/s
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What is the one thing that sound cannot travel through and why?
A vacuum as it has no particles to carry the sound
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what is the speed of light?
300000000m/s
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Why do we see lightning before we hear thunder?
Speed of light is much greater than the speed of sound.
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what is refraction?
The bending of light when it enters a different material
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What is the normal?
a dotted line at 90 degrees to the edge of the surface the light is entering
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Why does light refract?
The speed changes when it enters a different material which causes it to change direction
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Other cards in this set

Card 2

Front

Define frequency.

Back

The number of waves which pass a point every second

Card 3

Front

What is the wavelength of a wave?

Back

Preview of the front of card 3

Card 4

Front

What is the relationship between speed, distance and time?

Back

Preview of the front of card 4

Card 5

Front

What is the wave equation?

Back

Preview of the front of card 5
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