El Sol Flashcards

1
Q

Principal cuente de energía de la tierra?

A

El sol

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2
Q

Qué porcentaje de la energía esta en forma de radiación electromagnética?

A

99%

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3
Q

¿en qué capa del sol se da la fusión nuclear?

A

El núcleo

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4
Q

Tamaño y distancia

A

Radio: 640,000 km 332.946 tierras
Volumen 1.3 millones de tierras
El sol está a 93millones de millas de la tierra
Velocidad del sistema solar: 230 millonee de años hacer una órbita en la vía Láctea

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5
Q

Estructura

A

91% hidrógeno

8.9 Helio

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6
Q

Capas del sol

A

Núcleo, zona radiativa, zona convectiva, superficie visible (fotosfera), ceomosfera, la corona.

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7
Q

Temperaturas:

A

Núcleo: 15millones °C

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8
Q

Los átomos de hidrógeno se fusionan para formar helio

A

Fusión nuclear

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9
Q

Ciclo magnético del sol dura?

A

11 años

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10
Q

Emisionee UV y los flujos de partículas están moduladas por?

A

Ciclo magnético

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11
Q

El sol es?

A

Una estrella enana amarilla

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12
Q

Qué mantiene el sistema solar unido?

A

La gravedad del sol

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13
Q

1eV

A

1.6×10^-19 J

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