
Quiz sobre Radiações
Authored by LUANDA IADOCICCO SANTOS
Science
8th Grade
Used 2+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual das seguintes radiações é usada em fornos de cozinha ?
Micro-ondas
Raios X
Ultravioleta
Raios gama
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a característica das ondas no espectro eletromagnético?
Todas têm a mesma frequência
Variam em comprimento de onda e frequência
São todas visíveis
São todas audíveis
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual tipo de onda é usado em controles remotos?
Ondas de rádio
Micro-ondas
Infravermelho
Raios-X
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual das seguintes opções não faz parte do espectro eletromagnético?
Infravermelho
Ultravioleta
Raios X
Som
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que se forma em cada compressão de uma onda sonora?
Um vale
Uma crista
Uma onda transversal
Uma onda circular
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a intensidade sonora em decibéis (dB) de um motor de avião a jato?
110 dB
120 dB
130 dB
140 dB
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a unidade de medida da frequência das ondas eletromagnéticas?
Hertz (Hz)
Decibéis (dB)
Joules (J)
Newton (N)
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