3.1 Introduction 3.1

Chapter 3.1: Water
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AardrijkskundeMiddelbare schoolvwoLeerjaar 2

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Chapter 3.1: Water

Slide 1 - Diapositive

What are the 2 names you can give for this water system?
A
Hydrological cycle
B
Cycle of evaporation
C
Water cycle
D
Three steps cycle

Slide 2 - Quiz

What are the 2 names you can give to the never ending journey of water on earth
timer
0:30

Slide 3 - Question ouverte

Short cycle

Slide 4 - Diapositive

Long cycle

Slide 5 - Diapositive

What cycle is the most important one for people?

Slide 6 - Diapositive

What. cycle is the most important one for people. Long or short. Explain your answer
timer
0:30

Slide 7 - Question ouverte

Fresh water only provides 0.3% that we can use
GROUNDWATER
often to deep
Ice and snow
... not used 
Only water from rivers, lakes, swamps is easy to have access to

Slide 8 - Diapositive

What is the main activity that water is used for world wide?
A
agriculture
B
households
C
industry
D
transport

Slide 9 - Quiz

Oppervlaktewater: water wat je kunt zien
Grondwater: water dat niet meer zichtbaar is omdat het in de bodem en in gesteente getrokken is.
Fresh water is to be divided in:

Slide 10 - Diapositive

Fresh water is also found in solid form
Landijs: ijsmassa's die liggen op het vaste land.
Gletsjers

Slide 11 - Diapositive

What are the 3 sources of water for a country
A
precipitation
B
rivers (from neighbours)
C
sea water
D
groundwater

Slide 12 - Quiz

Many countries don't have the perfect water balance. Why not? Give several possible reasons for drought

Slide 13 - Question ouverte

Dry areas
Problems for always having enough

  • precipitation in sparsely populated areas
  • precipitation only in a short time
  • precipitation in winter, which is not the growing season 
  • water can be overused 

Slide 14 - Diapositive

Do assignments 3.1

Slide 15 - Diapositive