Identifying Physical and Chemical Changes

Flashcard
•
Science
•
6th - 8th Grade
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
¿Cuál es un signo de que ha ocurrido una reacción química?
Back
La formación de un gas.
2.
FLASHCARD QUESTION
Front
¿Fizzing, espumante y quemar son ejemplos de qué tipo de cambio?
Back
Cambio químico.
3.
FLASHCARD QUESTION
Front
¿Qué es un cambio físico?
Back
Un cambio que cambia las propiedades físicas de un objeto, pero no crea una nueva sustancia.
4.
FLASHCARD QUESTION
Front
¿Es cierto que el cambio de color es un cambio físico?
Back
Falso, el cambio de color puede ser un indicativo de un cambio químico.
5.
FLASHCARD QUESTION
Front
¿Cortar un tronco en piezas pequeñas es un cambio químico?
Back
Falso, es un cambio físico.
6.
FLASHCARD QUESTION
Front
Define un cambio químico.
Back
Un proceso en el que una o más sustancias se transforman en nuevas sustancias con diferentes propiedades.
7.
FLASHCARD QUESTION
Front
¿Cuáles son algunos ejemplos de cambios físicos?
Back
Romper un cristal, derretir hielo, disolver azúcar en agua.
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