Transformações de Energia
Flashcard
•
Science
•
7th Grade
•
Hard
Dirle Rodrigues Quirino
FREE Resource
Student preview

15 questions
Show all answers
1.
FLASHCARD QUESTION
Front
O que é energia?
Back
Energia é a capacidade de realizar trabalho.
2.
FLASHCARD QUESTION
Front
Lei da conservação da energia
Back
A energia não pode ser criada nem destruída; a quantidade total de energia é mantida quando uma forma de energia se transforma em outra.
3.
FLASHCARD QUESTION
Front
Transformação de energia em uma lâmpada acesa
Back
Transforma energia elétrica em energia luminosa e térmica.
4.
FLASHCARD QUESTION
Front
Exemplo de transformação de energia em casa
Back
O chuveiro elétrico transforma energia elétrica em energia térmica.
5.
FLASHCARD QUESTION
Front
Transformação de energia em uma televisão ou computador
Back
Transformam energia elétrica em luz, som e energia térmica.
6.
FLASHCARD QUESTION
Front
Energia cinética
Back
É a energia de corpos em movimento; aumenta com a velocidade do corpo.
7.
FLASHCARD QUESTION
Front
Exemplo de energia cinética em um secador de cabelo
Back
Parte da energia elétrica é transformada em energia cinética e térmica.
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