
Quiz sobre Energia
Authored by CarlaAEDC Antunes
Physics
7th Grade

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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que é energia?
Um estado físico
A capacidade de um sistema realizar trabalho
Um tipo de força
Uma forma de matéria
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quem foi o primeiro a utilizar o termo moderno 'energia'?
Thomas Young
Albert Einstein
Gottfried Leibniz
Isaac Newton
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a fórmula que representa a energia total em mecânica?
E = Ec + Ep
E = hν
E = Uc + Up
E = mc²
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que representa a energia interna de um sistema?
A soma de todas as formas de energia do sistema
A energia cinética apenas
A energia potencial apenas
A energia térmica apenas
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que a conservação de energia estabelece?
A energia pode ser destruída
A energia é sempre visível
A energia pode ser criada
A energia total em um sistema isolado é invariável
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a fórmula para a variação de energia interna?
ΔU = ΔQ + ΔW
ΔU = ΔE + ΔT
ΔU = ΔEc + ΔEp
ΔU = ΔE + ΔP
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a unidade de medida da energia no Sistema Internacional?
Joule (J)
Newton (N)
Caloria (cal)
Watt (W)
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