Circuitos elétricos simples

Quiz
•
Physics
•
9th Grade
•
Medium
Fátima Trofa
Used 24+ times
FREE Resource
14 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
A corrente elétrica é o movimento ______________ de portadores de carga elétrica.
desorientado;
orientado;
iões;
eletrões;
aleatório;
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Nos metais, os portadores de carga elétrica são os ____________________.
iões;
átomos
eletrões;
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Em soluções aquosas, os portadores de carga elétrica são os ________________________.
iões;
átomos
eletrões;
4.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Uma pilha é um ________________de corrente elétrica.
gerador
recetor
5.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Para que a corrente elétrica circule, o interruptor tem de estar ______________________.
fechado
aberto.
6.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Um circuito elétrico tem de ter sempre ____________________.
um gerador.
uma lâmpada.
7.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Um interruptor aberto ___________ a passagem de corrente elétrica.
impede
permite
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