
FENÓMENOS ACÚSTICOS
Authored by Joana Barroso Leite
Physics
8th Grade
Used 21+ times

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23 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 6 pts
Seleciona a opção que indica a ordem correta dos fenómenos acústicos.
A-Reflexão ; B- Absorção ; C- Refração
A- Refração; B- Reflexão; C-Absorção
A- Refração; C- Absorção; C- Reflexão
A- Absorção; B- Refração; C- Reflexão
2.
MULTIPLE CHOICE QUESTION
30 sec • 4 pts
A ecografia é um exemplo de uma das propriedades do som.
Seleciona a opção correta.
Refração
Reflexão
Reverberação
Absorção
3.
MULTIPLE CHOICE QUESTION
30 sec • 6 pts
A reverberação, que ocorre quando ouvimos um prolongamento de um som, implica que o obstáculo refletor esteja a ___________a_______ de __________b_____ do emissor.
a- menos ; b -17 m
a- mais; b-17 Km
a- mais ; b-17 m
a- menos ; b- 17 Km
4.
MULTIPLE CHOICE QUESTION
30 sec • 4 pts
Fenómeno acústico representado na imagem
Reverberação do som
Reflexão do som
Refração do som
5.
MULTIPLE CHOICE QUESTION
30 sec • 4 pts
O som sofre reflexão quando incide num material.
Verdadeiro
Falso
6.
MULTIPLE CHOICE QUESTION
30 sec • 4 pts
Som incidente
A
B
7.
MULTIPLE CHOICE QUESTION
30 sec • 4 pts
Qual o número correspondente ao som refletido?
1
2
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