
ONDAS ELETROMAGNETICAS: LUZ E CORES
Authored by CRISTINA DO ROSARIO BATISTA FRANCESCHI
Science
9th Grade
Used 2+ times

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9 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
De acordo com as características das ondas eletromagnéticas, elas podem ser?
transversais
longitudinais
mecânicas
sonoras
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o comprimento de onda da luz visível?
0 a 300 nm
300 a 600 nm
400 a 700 nm
700 a 900 nm
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quais células são responsáveis pela percepção dos comprimentos de onda de luz vermelha, verde e azul na retina?
Cílios e cones.
Cones e bastonetes.
Bastonetes e lentes.
Círculos e quadrados.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4- As cores primárias para a luz são?
Vermelho, Verde e Azul
Amarelo, Magenta e Ciano
Vermelho, Amarelo e Azul
Verde, Amarelo e Magenta
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
5- Newton demonstrou experimentalmente que a luz _____________ é formada pela união de______________, enquanto a cor _________ significa a _______________. Complete a frase com os termos a seguir: preta - todas as outras cores - ausência de cores– Branca
branca - todas as outras cores - preta - ausência de cores
preta - ausência de cores - branca - todas as outras cores
branca - ausência de cores - preta - todas as outras cores
preta - todas as outras cores - branca - ausência de cores
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Por que não enxergamos bem no escuro?
Porque a ausência de luz faz com que os objetos se tornem invisíveis.
Porque nossos olhos precisam de luz que reflita nos objetos para poder ver.
Porque nossos olhos não conseguem se adaptar rapidamente à escuridão.
Porque a escuridão altera a cor dos objetos, tornando-os indistinguíveis.
7.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
A profundidade aparente e o fato de o lápis dentro de um copo de água parecer quebrado, deve-se ao fenômeno de:
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