
CAHAYA OPTIK LISTRIK
Quiz
•
Science
•
9th Grade
•
Practice Problem
•
Hard
Rahmayeni R
FREE Resource
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75 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Berikut ini merupakan syarat terdengarnya bunyi, kecuali ...
ada zat perantara
ada pendengar
ada sumber bunyi
ada ruang hampa udara
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bunyi yang frekuensinya tidak teratur disebut ....
gaung
nada
desah
gema
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Gelombang infrasonik memiliki frekuensi ....
kurang dari 20 Hz
lebih dari 20 Hz
antara 20 -20.000 Hz
lebih dari 20.000 Hz
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bunyi pantul yang terdengar setelah bunyi asli selesai diucapkan disebut ....
gaung
gema
nada
desah
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Di bawah ini adalah faktor yang mempengaruhi kuat lemahnya bunyi, kecuali ....
frekuensi
amplitudo
dinding pemantul
resonansi
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pada kegiatan ini Ali dapat mendengar suara Ani karena ....
bunyi merambat melalui hampa udara
bunyi merambat melalui benang
frekuensinya di bawah 20 Hz
bunyi tidak dapat merambat melalui udara
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Perhatikan pernyataan berikut.
(1) menentukan kadar garam air laut
(2) menentukan cepat rambat bunyi di udara
(3) mendeteksi janin dalam kandungan dengan USG
(4) mengukur kekuatan bunyi dalam ruangan
Pemanfaatan bunyi pantul sesuai dengan pernyataan ....
(1) dan (3)
(2) dan (3)
(1) dan (4)
(2) dan (4)
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