PROPIEDADES DE LOS MATERIALES_2ESO
Authored by María José González
Instructional Technology
12th Grade
Used 14+ times
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30 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Generalmente los “materiales sintéticos” son obtenidos mediante:
Pocos procesos
Procesos físicos
Procesos químicos
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Generalmente los “materiales transformados” son obtenidos mediante:
Pocos procesos
Procesos físicos
Procesos químicos
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Entre los materiales “transformados” se encuentran
Las fibras naturales
Las cerámicas
Los plásticos
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Las propiedades relacionadas con el comportamiento de los materiales ante “esfuerzos o cargas” son las …
Propiedades mecánicas
Propiedades térmicas
Propiedades ecológicas
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La oposición que ofrece un cuerpo a ser “rayado o penetrado” se denomina:
Dureza
Resistencia mecánica
Tenacidad
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La capacidad de un material de descomponerse por medios naturales se llama:
Reciclabilidad
Biodegradabilidad
Ecotoxicidad
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Imagina un material al que estamos aplicando una fuerza. Si recupera su forma al cesar de aplicar esa fuerza, se trata de un material:
Plástico
Elástico
Duro
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