Amplitude (Grade 10 NSC Matric Physical Sciences): Flashcards
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10 cards from this deck
Define amplitude of a wave
Define amplitude of a wave
Maximum displacement from equilibrium position
Symbol for amplitude
Symbol for amplitude
Unit of amplitude
Unit of amplitude
metre (m)
What is the equilibrium position?
What is the equilibrium position?
Calm, undisturbed middle line of the wave
Distance from equilibrium to crest
Distance from equilibrium to crest
Equals the amplitude
Distance from equilibrium to trough
Distance from equilibrium to trough
Equals the amplitude
Crest & trough distances from equilibrium
Crest & trough distances from equilibrium
Both equal the same amplitude value
What does larger amplitude indicate?
What does larger amplitude indicate?
Wave carries more energy
Total distance from crest to trough
Total distance from crest to trough
or
Reference point for measuring amplitude
Reference point for measuring amplitude
Equilibrium position