
Pilha de moedas elétrica
Authored by Juliane Morais
Chemistry
11th Grade
Used 2+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Quais materiais fazem parte da sua pilha?
Moeda de cobre, arruela de zinco, papel molhado em solução e led
Moeda de alumínio, solução e voltímetro
Moeda e arruela de cobre e led
2.
MULTIPLE CHOICE QUESTION
2 mins • Ungraded
Do ponto de vista químico, o que a moeda e a arruela tem em comum?
São feitos de metais
São feitos de um material condutor
São brilhantes
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
O terminal menor (negativo) do led deve ser conectado em qual material?
Moeda
Arruela
Papel
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual nome se dá ao polo negativo da pilha?
Cátodo
Ânodo
5.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
O nome do polo positivo da pilha é
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
O terminal do led de maior comprimento (positivo), deve ser conectado a qual material?
Moeda
Arruela
Papel
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
A sua pilha converte energia química em energia:
Elétrica
Térmica
Mecânica
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