getaran, gelombang dan bunyi
Quiz
•
Science
•
7th Grade
•
Practice Problem
•
Medium
dikakilangit undefined
Used 18+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Perhatikan gambar berikut.
Satu getaran adalah gerakan bandul menjalani lintasan yang melalui titik-titik ...
A - B - C
C - B - A
B - C - B - A - B
A - B -C - B - A - B - C - B - A
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Bagi manusia, infrasonik maupun ultrasonik tidak termasuk bunyi karena tidak dapat didengar oleh telinga. Sebutan infrasonik dan ultrasonik lebih tepat diperuntukkan bagi bagi getarannya. Meskipun begitu, banyak hewan yang dapat mendengar bunyi dengan frekuensi infrasonik dan ultrasonik. Beberapa hewan yang dapat mendengar frekuensi ultrasonik dan intrasonik adalah...
lumba-lumba
sapi
kuda
ikan emas
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Perbedaan yang mendasar antara gelombang transversal dan gelombang longitudinal adalah...
Frekuensinya
Amplitudonya
Arah Rambatnya
Panjang Gelombang
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Dari permukaan air laut, sinyal bunyi dikirim ke dasar laut. Sinyal tersebut diterima kembali setelah 12 sekon. Jika cepat rambat bunyi dalam air adalah 1.800 m/s, maka kedalaman laut di tempat itu adalah ... m.
5.400
8.100
10.800
21.600
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Telinga manusia normal mampu mendengar bunyi yang memiliki frekuensi antara 20 Hz - 20.000 Hz
salah
benar
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Sebuah bandul digetarkan selama 1 menit sehingga menghasilkan 40 getaran. Periode bandul tersebut adalah ... sekon.
0,15
1,5
0,25
0,33
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Perbedaan antara gema dan gaung terletak pada ....
Jarak sumber bunyi dengan pendengar
Jarak sumber bunyi dengan dinding pemantul
Amplitudo dan frekuensinya
kelengkapan kata yang terdengar
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