
Quiz sobre Semáforos e Circuitos Elétricos

Quiz
•
Physics
•
9th Grade
•
Medium
JHEMISSON SILVA
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual a importância dos semáforos nas cidades?
A. Controlar o tráfego de automóveis e pedestres
C. Sinalizar locais de estacionamento
D. Orientar os ciclistas nas vias
B. Iluminar as ruas durante a noite
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quantos LEDs são utilizados na construção do semáforo de papel?
A. 1 LED
B. 2 LEDs
C. 3 LEDs
D. 4 LEDs
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que significa a luz vermelha do semáforo?
A. Parar imediatamente
B. Atenção
D. Diminuir a velocidade
C. Siga em frente
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual o componente utilizado como condutor no circuito elétrico de papel?
A. Papel alumínio
B. Grafite
C. Fita adesiva
D. Cola
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que acontece se a polaridade do LED estiver trocada no circuito?
B. O LED pisca intermitentemente
A. O LED não acende
D. O LED muda de cor
C. O LED fica mais brilhante
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual a cor do LED que indica que o motorista deve parar imediatamente?
A. Verde
B. Amarelo
D. Azul
C. Vermelho
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que significa a luz amarela do semáforo?
B. Atenção
C. Siga em frente
D. Diminuir a velocidade
A. Parar imediatamente
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