Chapter 24 Flashcards

1
Q

National aeronautics and space administration. (Ad

A

Stjórn

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2
Q

Water is essential for sustaining life. (E)

A

Nauðsynlegur

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3
Q

Water is essential for sustaining life. (S

A

Viðhalda

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4
Q

And the presence of warm liquid. (P

A

Nærvera

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5
Q

National aeronautics and space administration. (Ae)

A

Flugmál

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6
Q

Essential for generating life. G

A

Mynda

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7
Q

If plate tectonics stopped forming mountains. (P-T

A

Jarðskorpuhreyfingar

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8
Q

And erosion then flattened our planet. (E

A

Veðrun

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9
Q

There are two obvious sources of terrestrial water. (S

A

Uppsprettur

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10
Q

There are two obvious sources of terrestrial water. (T

A

Jarð-

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11
Q

Venus and Mars and he asteroid belt initially contained… (A-b

A

Smástirnu belti

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12
Q

Venus and Mars and he asteroid belt initially contained… (I

A

Upphaflega

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13
Q

Amounts of water retained during their formation. (R

A

Haldið eftir

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14
Q

The mass of the comets in the form of ice. (C

A

Halastjarna

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15
Q

So cometary impacts bring water to planetary surfaces too. (C-I

A

Halastjörnu árekstrar

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16
Q

So cometary impacts bring water to planetary surfaces too. (P-S

A

Reikistjörnu yfirborð

17
Q

And ultraviolet radiation flux have split the water into hydroxyl radicals. (U

A

Útfjólublár

18
Q

And ultraviolet radiation flux have split the water into hydroxyl radicals. (F

A

Straumur, flæði

19
Q

And ultraviolet radiation flux have split the water into hydroxyl radicals. (R

A

Efnahópar

20
Q

The spacecraft was placed in a high orbit around the moon. (S

A

Geimfar

21
Q

The spacecraft was placed in a high orbit around the moon. (O

A

Sporbraut

22
Q

A neutron spectrometer on board detected slow neutrons every time the spacecraft passed over the lunar north and south poles. (N

A

Nifteind

23
Q

A neutron spectrometer on board detected slow neutrons every time the spacecraft passed over the lunar north and south poles. (Spe

A

Litrófsmælir

24
Q

A neutron spectrometer on board detected slow neutrons every time the spacecraft passed over the lunar north and south poles. (D

A

Uppgötva

25
Q

A neutron spectrometer on board detected slow neutrons every time the spacecraft passed over the lunar north and south poles. (L

A

Tungl-

26
Q

They were produced by cosmic rays bouncing off atoms. (C-r

A

Geimgeislar

27
Q

Some of the deep craters near the lunar poles are in perpetual darkness. (C

A

Gígur

28
Q

Some of the deep craters near the lunar poles are in perpetual darkness. (Pe

A

Eilífur

29
Q

Lunar prospector found tones of ice at the poles. (Pr

A

Málmleitartæki

30
Q

This might be extremely useful it ever the moon is colonized. (C

A

Nema land

31
Q

Gravitational field

A

Þyngdaraflssvið