
Eletricidade - 7º ano
Authored by ELAINE FILA
Science, Physics, Education
8th - 9th Grade
Used 3+ times

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21 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
O átomo é a unidade básica da matéria. Ele é constituído por prótons, nêutrons e elétrons. Que posssuem respectivamente as seguintes cargas:
Nula, negativa e positiva.
Nula, positiva e negativa.
Positiva, neutra e negativa.
Positiva, negativa e neutra.
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Um átomo pode ser considerado eletrizado se ele ganhar:
Nêutrons.
Prótons.
Moléculas.
Elétrons.
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Analise a figura e responda:
Circuito elétrico.
Repulsão e atração de cargas.
Eletrodinâmica
Tensão elétrica
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
São considerados materiais isolantes:
Cobre, aço e níquel.
Plástico, borracha e fita adesiva.
Teflon, vinil e chumbo.
Seda, alumínio e papel.
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A imagem se refere:
Massa
Elétron
Próton
Molécula
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
O átomo é a unidade básica da matéria. Ele é constituído por prótons, nêutrons e elétrons. Que posssuem respectivamente as seguintes cargas:
Nula, negativa e positiva.
Nula, positiva e negativa.
Positiva, neutra e negativa.
Positiva, negativa e neutra.
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
No átomo, a carga de sinal positivo corresponde aos:
Elétrons
Prótons
Nêutrons
Íons
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