4.5 Flashcards

1
Q

unite astronomique est ______ et la distance est ____

A

la distance entre terre et soleil, 150mil km

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2
Q

distance entre soleil et mercure?

A

0.39UA

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3
Q

distance entre soleil et venus?

A

0.72UA

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4
Q

distance entre soleil et terre?

A

1UA

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5
Q

distance entre soleil et mars?

A

1.52UA

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6
Q

distance entre soleil et jupiter?

A

5.2UA

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7
Q

distance entre soleil et saturne?

A

9.55UA

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8
Q

distance entre soleil et uranus?

A

19.22UA

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9
Q

distance entre soleil et neptune?

A

30.11UA

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10
Q

distance entre soleil et pluton?

A

39.5UA

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11
Q

deux mesure de distance en espace?

A

unite astronomique et annees lumieres

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12
Q

vitesse de lumiere?

A

300 000km/s

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13
Q

un annee lumiere a un distance de

A

9.5 billions km

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14
Q

2 methodes pour determiner la distacne

A

parallaxe et triangulation

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15
Q

distance entre soleil et mercure?

A

0.39UA

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16
Q

distance entre soleil et venus?

17
Q

Soleil and Earth