Semana 30
Authored by LAURA VALENZUELA
Science
8th Grade
Used 15+ times
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17 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Es una pieza hecha de material transparente como el vidrio, generalmente es circular, con dos caras, siendo que al menos una de ellas debe ser curva:
Un vidrio
Una lente
Botella de vidrio
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
La lente es un dispositivo permite el paso de la luz, pero modifica su trayectoria debido a:
La refracción
La confracción
La reflexión
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Son gruesas en su parte central y estrechas en sus extremos; este tipo de lente concentra la luz en un punto o foco.
Las lentes cóncavas o divergentes
Las lentes divergentes
Las lentes convexas o convergentes.
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Tienen más anchos los extremos y delgada la parte central; estas lentes dispersan la luz que incide en ellas.
Las lentes cóncavas o divergentes
Las lentes convergentes
Las lentes convexas o convergentes
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Son partes fundamentales de los telescopios:
Objetivo, tubo óptico y lente ocular.
Ocular, revólver y objetivo.
Tubo, brazo y pinza.
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Son centros de investigación y de estudio de los cuerpos que se encuentran en el universo, su función principal es investigar y analizar los fenómenos celestes
Los telescopios
Los observatorios astronómicos
La NASA
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Los primeros observatorios astronómicos o proto-observatorios, es decir, aquellos lugares construidos con una intención clara dirigida al estudio del cielo se remontan:
La prehistoria
La edad media
El año 1895
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