Quiz sobre Técnicas de Laboratorio y Análisis de Fibras

Quiz
•
Education
•
10th Grade
•
Hard
Norah Apaza
Used 1+ times
FREE Resource
25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 4 pts
¿Qué es una fibra textil?
Un tipo de tela
Un material para hacer telas
Un color de tejido
Un tipo de hilo
2.
MULTIPLE CHOICE QUESTION
45 sec • 4 pts
¿Cuál de las siguientes es una fibra natural de origen vegetal?
Algodón
Seda
Poliéster
Nylon
3.
MULTIPLE CHOICE QUESTION
45 sec • 4 pts
¿Qué tipo de fibra es el rayón?
Sintética
Química
Vegetal
Natural
4.
MULTIPLE CHOICE QUESTION
45 sec • 4 pts
¿Qué técnica se utiliza para observar la estructura de las fibras?
Prueba de combustión
Observación microscópica
Prueba de solubilidad
Análisis químico
5.
MULTIPLE CHOICE QUESTION
45 sec • 4 pts
¿Cómo se observa el algodón bajo un microscopio?
Cinta retorcida
Cilindro liso
Escamas superpuestas
Varilla transparente
6.
MULTIPLE CHOICE QUESTION
45 sec • 4 pts
¿Qué olor se percibe al quemar fibras naturales vegetales?
Olor a madera
Olor a plástico
Olor a cabello
Olor a papel
7.
MULTIPLE CHOICE QUESTION
45 sec • 4 pts
¿Cuál es el residuo que deja la lana al quemarse?
Ceniza blanca
Ceniza oscura
Residuo duro
Ceniza gris
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