
Pre Examen 1°cbt
Authored by Bruno Fernandez
Science
8th Grade
Used 16+ times

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12 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Un cuerpo opaco es......
Un cuerpo oscuro
Cuando existe energia
Un objeto que deja pasar poca luz
Ninguna de las otras opciones
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Se considera cuerpo transparente cuando
Toda la luz logra atravezarlo
Pasa el 100% de la luz
Se logra ver claramente al otro lado
Todas las opciones son correctas
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
En este sistema solo la materia logra entrar y salir.
Abierto
Cerrado
Homogeneo
Heterogeneo
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
En este sistema no existe intercambio de materia ni energia con el exterior.
Abierto
Cerrado
Aislado
Todas las opciones son correctas
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Cuando un sistema posee más de un elemento se dice que......
es Homogéneo
es Heterogéneo
no se puede determinar
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Sistema formado por más de un elemento cuyo resultado es una sola fase.
Homogéneo
Heterogéneo
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Está formado por solo un elemento.
Sistema Homogéneo
Sistema Heterogéneo
No es un sistema
Sistema Aislado
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