Chemie-Hidrosfeer Flashcards

1
Q

Waarom is water belangrik?

A
  • Alle lewende organismes is afhanklink van water
  • Water word as drinkwater bennodig
  • Nodig vir foto-sintese
  • Gebruik vir afkoeling
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2
Q

Watersiklus

A

Hersirkulasie, suiwering en voorsiening van water

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3
Q

Transipirasie Definisie

A

Verdamingsproses waartydens blare waterdamp afgee

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4
Q

Wat gebeur met neerslae?

A

Val terug in oseaan
Sypel in grond in
Afloop: na riviere, mere en strome
Word deur plante opgeneem

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5
Q

Neerslae

A

Reën
Sneeu
Hael
Dou

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6
Q

Verdamping

A

Water verdamp vanaf oppervlaktes

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7
Q

Kondensasie

A

Teenoorgestelde proses van verdamping, vind plaas in atmosfeer, waterdamp ondergaan fasetoestand-verandering en word weer water

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8
Q

Presipitasie/Neerslag

A

Water keer terug aarde toe

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9
Q

Oppervlak-afloop

A

Water wat grondlangs beweeg om in damme, mere, riviere en die oseaan te versamel

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10
Q

Insypeling

A

Water sypel in die oppervlaktes in en versamel in ondergrondse bronne

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11
Q

Transpirasie

A

Water word deur plante aan die onderkant van blare vrygestel, verdamp dan

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12
Q

Voordele van die bou van damme

A

Ontspanning
Beheer vloede
Besproeing
Hidro-Elektrisiteit

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13
Q

Nadele van die bou van damme

A

Erosie
Beskadig plantegroei en dierelewe
Stop vismigrasie
Landbou grond word deur water verswelg

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