Volume and Pitch
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Éléments de cette leçon
Slide 1 - Diapositive
Slide 2 - Diapositive
Slide 3 - Diapositive
Slide 4 - Diapositive
Which wave is louder?
A
A
B
B
Slide 5 - Quiz
Which wave is louder?
A
Top
B
Bottom
Slide 6 - Quiz
Which wave is louder?
A
Top
B
Bottom
Slide 7 - Quiz
What is the unit of loudness?
A
Decibels (Db)
B
Hertz (Hz)
C
Meters per second (m/s)
D
Amps (A)
Slide 8 - Quiz
What is the unit of frequency?
A
Decibels (Db)
B
Hertz (Hz)
C
Meters per second (m/s)
D
Amps (A)
Slide 9 - Quiz
Slide 10 - Diapositive
Slide 11 - Vidéo
Which wave is higher pitched?
A
A
B
B
Slide 12 - Quiz
Which wave is higher pitched?
A
Top
B
Bottom
Slide 13 - Quiz
Which wave is higher pitched?
A
Top
B
Bottom
Slide 14 - Quiz
Which waves have the same loudness?
Which waves have the same pitch?
Which waves have the same pitch?
Slide 15 - Question ouverte
Match the description to the wave.
Slide 16 - Question de remorquage
Slide 17 - Diapositive
Match the keywords to the descriptions.
Affects the loudness of the sound.
Affects the pitch of the sound.
Lets us see a picture of the sound waves created.
Frequency
Oscilloscope
Amplitude
Slide 18 - Question de remorquage
Sound is the loudest and sound is the quietest.
Sound is the highest pitched because it has the frequency.
Sound is the lowest pitched because it has the frequency.
A
A
A
B
B
B
C
C
C
highest
lowest
Slide 19 - Question de remorquage
Loudness (loud to quiet)
Pitch (high to low)
A
A
B
B
C
C
D
D
Slide 20 - Question de remorquage
What are the units of loudness and frequency?
Slide 21 - Question ouverte
Compare waves D and E in terms of loudness and pitch.
Slide 22 - Question ouverte
Dolphins communicate using high pitched, low volume clicks. Describe the sound in terms of amplitude and frequency.
Slide 23 - Question ouverte
Slide 24 - Diapositive
Slide 25 - Diapositive
Slide 26 - Diapositive
Slide 27 - Diapositive
Slide 28 - Diapositive
Slide 29 - Diapositive
Slide 30 - Diapositive
Match the keywords to the definitions.
The number of waves per second.
The distance between the same point on neighbouring waves.
The distance from the middle to the crest/trough of the wave.
The time taken for one wave to pass.
Amplitude
Frequency
Period
Wavelength
