
GELOMBANG LONGITUDINAL
Presentation
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Science
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8th Grade
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Hard
Santi Ratnasari
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GELOMBANG LONGITUDINAL
By Santi Ratnasari, S.Pd
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Pengertian Gelombang Longitudinal
gelombang longitudinal adalah gelombang yang arah rambatannya sejajar/searah dengan arah getarannya.
Contoh gelombang longitudinal :
gelombang dalam air
gelombang bunyi
gelombang pada slinki yang digetarkan
By Santi Ratnasari, S.Pd
3
Gelombang longitudinal terdiri rapatan dan renggangan, di mana satu gelombang terdiri 1 rapatan dan satu renggangan.
Jarak antara rapatan dan renggangan yang berurutan disebut satu panjang gelombang (λ).
By Santi Ratnasari, S.Pd
4
Ciri-ciri dan Sifat-sifat gelombang
By Santi Ratnasari, S.Pd
dapat dipantulkan
dapat berinterferensi
dapat dibiaskan
dapat dilenturkan bila melalui celah sempit
Sifat-sifat gelombang
memiliki frekuensi gelombang
memiliki periode gelombang
memiliki kecepatan gelombang
Ciri-ciri gelombang
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Kecepatan gelombang adalah jarak yang ditempuh gelombang dalam satu satuan waktu.
By Santi Ratnasari, S.Pd
Kecepatan Gelombang
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Jawaban
GELOMBANG LONGITUDINAL
By Santi Ratnasari, S.Pd
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