
Radiação Eletromagnética e Aplicações
Interactive Video
•
Physics, Science
•
9th - 12th Grade
•
Hard
Ethan Morris
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quem previu as ondas eletromagnéticas antes de serem observadas por Hertz?
Bohr
Maxwell
Einstein
Newton
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a faixa de frequência das ondas de rádio?
3 Hz a 300 MHz
300 MHz a 300 GHz
1 GHz a 10 GHz
10 GHz a 100 GHz
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é uma aplicação comum das micro-ondas?
Lâmpadas UV
Rádio AM
Fornos de micro-ondas
Visão noturna
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o comprimento de onda da radiação infravermelha?
Entre 10 m e 1 m
Entre 400 nm e 10 nm
Entre 1 mm e 700 nm
Entre 300 nm e 100 nm
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual parte do espectro eletromagnético é responsável pela visão humana?
Infravermelho
Ultravioleta
Raios-X
Luz visível
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual subcategoria de radiação ultravioleta é a menos perigosa?
UV-A
UV-D
UV-C
UV-B
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a função da camada de ozônio em relação à radiação UV?
Refletir toda a radiação UV
Absorver até 99% da radiação UV-C
Permitir a passagem de toda a radiação UV-B
Aumentar a intensidade da radiação UV-A
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