
Riscos e Medidas do Som
Interactive Video
•
Physics, Science, Life Skills
•
6th - 10th Grade
•
Practice Problem
•
Hard
Ethan Morris
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quais são as duas formas de medir o som mencionadas no vídeo?
Potência sonora e temperatura
Pressão e potência sonora
Frequência e temperatura
Pressão e temperatura
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual unidade de medida era usada antes dos decibéis para medir a potência sonora?
Pascal
Newton
Watt
Joule
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quem foi responsável por introduzir a unidade decibel?
James Watt
Alexander Graham Bell
Nikola Tesla
Thomas Edison
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Por que não é mais necessário calcular decibéis manualmente?
Porque é ilegal
Porque não é mais usado
Porque existem aparelhos que medem diretamente
Porque a fórmula é muito complexa
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que o gráfico mencionado no vídeo representa?
A relação entre decibéis e frequência sonora
A relação entre decibéis e pressão atmosférica
A relação entre decibéis e temperatura
A relação entre decibéis e velocidade do som
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual cor no gráfico indica um risco profundo de perda auditiva?
Laranja
Azul
Verde
Roxo
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a importância de saber quantos decibéis estão sendo emitidos em um local?
Para evitar perda auditiva
Para ajustar a temperatura
Para aumentar a pressão sonora
Para melhorar a qualidade do som
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