Voda Flashcards

1
Q

S kaksno vezjo se vezejo atomi vode

A

Kovalentna

Vodikova

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2
Q

Naloge vode

A

Je glavna sestavina celic
V njej se raztapljajo razlicne snovi
Daje celicam oporo
V njej potekajo metabolicne reakcije

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3
Q

Led plava na vodi

A

Vida je gostejsa od ledu

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4
Q

Voda se na povrsini oblikuje v kapljice in iz njih odtece

A

Velika povrsinska napetost

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5
Q

Voda tece skozi majhne prostore

A

Majhna viskoznost

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6
Q

V vodi se raztaplajjo razlicne snovi

A

Dobro topilo

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7
Q

Svetloba prosira v tkivo in vodna okolja

A

Brezbarvna in zelo prepustna za vidno svetlobo

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8
Q

Po tankih ceveh lahko vodo dvignemo zelo vidoko

A

Velika kohezivnost in povrsinska napetost

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9
Q

Vsebina celice obicajno ne zmrzne(voda)

A

Visoka talilna toplota

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10
Q

Potenje omogoca hlajenje

A

Visoka izparilna toplota

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