Characteristics of a Sound Wave (Grade 10 NSC Matric Physical Sciences): Flashcards
📚Flashcards
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10 cards from this deck
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Practise the cards
10 cards from this deck
Pitch
Pitch
How high or low a sound seems
Loudness
Loudness
How strong or weak a sound seems
Relationship: frequency & pitch
Relationship: frequency & pitch
Higher frequency = higher pitch
Relationship: amplitude & loudness
Relationship: amplitude & loudness
Larger amplitude = louder sound
Human hearing range (Hz)
Human hearing range (Hz)
20 Hz to 20,000 Hz
Infrasound
Infrasound
Sound below 20 Hz
Ultrasound
Ultrasound
Sound above 20,000 Hz
Dolphin upper hearing limit (Hz)
Dolphin upper hearing limit (Hz)
200,000 Hz
Function generator purpose
Function generator purpose
Control frequency & amplitude of sounds
Oscilloscope purpose
Oscilloscope purpose
Display sound wave characteristics visually