
Conceitos de Energia e Potência
Passage
•
Mathematics
•
10th Grade
•
Medium
LENON SANTOS
Used 2+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual fonte de energia utiliza aerogeradores para produzir eletricidade?
Solar
Eólica
Hidráulica
Geotérmica
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o tamanho aproximado das hélices dos aerogeradores em relação a um objeto comum?
Tamanho de uma bicicleta
Tamanho de uma asa de avião
Tamanho de um carro
Tamanho de uma casa
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que significa a sigla kWh?
Quilômetro por hora
Quilowatt-hora
Quilograma por hora
Quilômetro por segundo
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que é um quilowatt-hora (kWh)?
A energia gasta por um aparelho de 1 kW durante 1 hora.
A potência de um aparelho elétrico.
O tempo que um aparelho fica ligado.
A quantidade de aparelhos elétricos em uma casa.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a fórmula correta para calcular o consumo de energia?
Consumo de energia = Potência / Tempo
Consumo de energia = Potência x Tempo
Consumo de energia = Tempo / Potência
Consumo de energia = Tempo x Potência
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Por quantas horas por dia o equipamento ficou ligado?
3 horas
4 horas
5 horas
6 horas
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a tarifa de energia na região de Abigail?
R$ 0,45 por kWh
R$ 0,55 por kWh
R$ 0,65 por kWh
R$ 0,75 por kWh
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