
Conceitos Fundamentais de Eletricidade
Interactive Video
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Physics, Science
•
8th - 12th Grade
•
Medium

Ethan Morris
Used 1+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
De onde vem a palavra 'eletricidade'?
Do francês 'électricité'
Do grego 'electron'
Do inglês 'electricity'
Do latim 'electrum'
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a carga elétrica de um próton?
+1 C
+1,602 x 10^-19 C
-1,602 x 10^-19 C
0 C
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que acontece quando duas cargas de sinais opostos são colocadas próximas?
Elas se repelem
Elas não interagem
Elas se atraem
Elas se neutralizam
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a unidade de medida da tensão elétrica?
Volt
Ohm
Coulomb
Ampere
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que é necessário para que haja corrente elétrica em um condutor?
Uma pressão constante
Uma temperatura elevada
Um campo magnético
Uma diferença de potencial
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o sentido convencional da corrente elétrica?
Em direção ao campo magnético
Do polo negativo para o positivo
Aleatório
Do polo positivo para o negativo
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quantos elétrons são necessários para obter uma carga de -1 C?
1,602 x 10^-19 elétrons
6,242 x 10^19 elétrons
6,242 x 10^18 elétrons
1,602 x 10^19 elétrons
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