Qual a importância dos semáforos nas cidades?

Quiz sobre Semáforos e Circuitos Elétricos

Quiz
•
Instructional Technology
•
8th Grade
•
Easy
TIAGO VARGAS
Used 2+ times
FREE Resource
11 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
D. Sinalizar eventos esportivos
C. Indicar a hora do dia
B. Servir como decoração nas ruas
A. Controlar o tráfego de automóveis e pedestres
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quantos LEDs são utilizados no circuito simples do semáforo?
D. 4 LEDs
A. 1 LED
B. 2 LEDs
C. 3 LEDs
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que significa a luz vermelha do semáforo?
C. Estar atento
A. Parar imediatamente
B. Acelerar
D. Seguir em frente
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que deve ser feito se o LED não acender no circuito?
C. Verificar a posição do LED
A. Reforçar o papel alumínio
D. Aumentar a resistência elétrica
B. Trocar a bateria
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual a cor do LED que acende entre os LEDs vermelho e verde no circuito do semáforo?
C. Verde
B. Amarelo
D. Azul
A. Vermelho
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que significa a luz amarela do semáforo?
B. Acelerar
A. Parar imediatamente
C. Estar atento
D. Seguir em frente
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que representa a luz verde do semáforo?
A. Parar imediatamente
B. Acelerar
C. Estar atento
D. Seguir em frente
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