Señales de un cambio químico
Flashcard
•
Science
•
8th Grade
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
¿Qué es un cambio químico?
Back
Un cambio donde las características de la sustancia cambian.
2.
FLASHCARD QUESTION
Front
¿Qué es un cambio físico?
Back
Un cambio donde las características de la sustancia no cambian, como cortarse el cabello.
3.
FLASHCARD QUESTION
Front
¿Qué dice la ley de la conservación de la materia?
Back
La materia no se puede crear ni destruir, solo se transforma.
4.
FLASHCARD QUESTION
Front
¿Cuál es una señal de que está ocurriendo una reacción química?
Back
Se están formando burbujas.
5.
FLASHCARD QUESTION
Front
¿Cuál NO es una indicación de un cambio químico?
Back
Cambio de forma.
6.
FLASHCARD QUESTION
Front
Ejemplo de un cambio químico.
Back
La oxidación del hierro formando óxido.
7.
FLASHCARD QUESTION
Front
Ejemplo de un cambio físico.
Back
El derretimiento del hielo.
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