Chap 0 Flashcards

1
Q

Masse terre

A

6x10²⁴ kg

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2
Q

Masse soleil

A

2x10³⁰ kg

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3
Q

Masse électron

A

9.1 x 10³¹

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4
Q

Masse neutron/proton

A

1.67x10-²⁷ kg

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5
Q

Gamme longueur visible

A

400 bleu 800 rouge

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6
Q

Rayon terre

A

6400km

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7
Q

D terre soleil

A

1.5x10¹¹m

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8
Q

Taille atome

A

10-¹⁰ = 1Å

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9
Q

Taille noyau atome

A

10-¹⁵=1fm

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10
Q

T moyenne

A

25°

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11
Q

P atmosphère

A

1.013x10⁵ Pa

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12
Q

Vitesse onde dans l’air

A

3.0x10⁸ m.s-¹

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13
Q

Vitesse du son dans l’air

A

340 m.s-¹

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14
Q

Vitesse du son dans l’eau

A

1500 m.s-¹

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15
Q

Vitesse du son dans les solides

A

3000 à 5000 m.s-¹

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16
Q

Fréquence audibles du son

A

20Hz à 20000Hz

17
Q

Masse volumique de l’eau

A

1kg.L-¹

18
Q

Masse volumique de l’air

A

1kg.m-3

19
Q

1ev

A

1.6 x 10-¹⁹ J

20
Q

Énergie nécessaire pour augmenter la température d’1° d’1 kg d’eau

A

4.18 x 10³ J

21
Q

Constante de Plank

A

6.63x10-³⁴ J.s

22
Q

Nombre d’Avogadro

A

6.02x10²³mol-¹

23
Q

Constante de Boltzmann

A

1.38x10-²³ J.K-¹