
Aprofundamento em Química
Flashcard
•
Science
•
10th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
O que é Química?
Back
A ciência que estuda a matéria, suas propriedades e as transformações que ela pode sofrer.
2.
FLASHCARD QUESTION
Front
Sobre a estrutura da matéria, é correto afirmar que:
Back
Toda matéria é formada por átomos, que são compostos por prótons, elétrons e nêutrons.
3.
FLASHCARD QUESTION
Front
Qual das seguintes alternativas é um exemplo de fenômeno químico?
Back
Combustão de um pedaço de papel.
4.
FLASHCARD QUESTION
Front
A passagem do estado líquido para o gasoso, é chamada de:
Back
Vaporização.
5.
FLASHCARD QUESTION
Front
Qual das alternativas a seguir é um exemplo de substância pura?
Back
Água destilada.
6.
FLASHCARD QUESTION
Front
O que são átomos?
Back
Os átomos são as unidades básicas da matéria, compostos por prótons, nêutrons e elétrons.
7.
FLASHCARD QUESTION
Front
Qual é a diferença entre uma substância pura e uma mistura?
Back
Uma substância pura tem composição constante, enquanto uma mistura é composta por duas ou mais substâncias que podem ser separadas.
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