
Recuperación materiales tecnológicos 3 ESO
Authored by José Luis Valencia
Science
9th Grade
Used 2+ times

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35 questions
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1.
MULTIPLE SELECT QUESTION
5 mins • 1 pt
Señala las que sean características de los plásticos:
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
¿Cómo se obtiene el plástico?
Por inyección.
Por soplado.
Por polimerización.
Por calandrado
Por extrusión.
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
¿Cómo se denomina la transformación de las materias primas y compuestos en plásticos?
Polimerar
Polinización
Polimeración
Polimerización
4.
MULTIPLE SELECT QUESTION
5 mins • 1 pt
Indica cuáles de estas son propiedades GENERALES del plástico
alta resistencia química
ligeros
permeables
fácil de fabricar
buenos conductores térmicos y eléctricos
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Si un plástico se obtiene a partir de los hidrocarburos del petróleo su origen es...
Natural
Sintetico o Artificial
Automatización
Fábrica
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
¿De qué está formado el plástico?
Por residuos
Largas cadenas de átomos llamados polímeros
Ninguna es correcta
Por átomos llamado combustible
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Largas cadenas formadas por una sucesión repetida de pequeñas moléculas llamadas _____________
Etileno
Polímeros
Monómeros
Polietileno
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