
Eletricidade Pg 183 a 185
Authored by Dirle Rodrigues Quirino
Science
8th Grade
Used 8+ times

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34 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quem foi o matemático e filósofo que observou fenômenos elétricos na Grécia antiga?
Pitágoras
Tales de Mileto
Aristóteles
Euclides
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que Tales de Mileto observou que atraía objetos leves?
Um pedaço de vidro
Um pedaço de âmbar
Um pedaço de metal
Um pedaço de madeira
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual material foi mencionado como sendo esfregado no âmbar para gerar eletricidade?
Algodão
Seda
Lã
Papel
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que acontece quando um balão de festa é esfregado com uma flanela?
O balão perde toda a sua carga
O balão se torna eletricamente neutro
O balão adquire carga elétrica negativa
O balão se torna um condutor de eletricidade
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Após esfregar o balão, o que a flanela se torna?
Neutra
Com carga elétrica negativa
Com carga elétrica positiva
Um isolante elétrico
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a partícula com carga elétrica positiva encontrada nos átomos?
Elétron
Nêutron
Próton
Íon
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quando um corpo adquire carga elétrica negativa, o que acontece com os elétrons e prótons?
Ele tem mais prótons do que elétrons
Ele tem o mesmo número de prótons e elétrons
Ele tem mais elétrons do que prótons
Ele perde todos os seus elétrons
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