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Geography grade 4 > Water in South Africa > Flashcards

Water in South Africa Flashcards

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1
Q

What do we use water for

A 
To bath
To drink
For washing machines
To do hand washing
To brush your teeth
To flush the toilet
To cook
To boil water
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2
Q

What other uses are there for water

A

Farmers use water to help their crops grow
Power stations use water to make electricity
We use water for fun
Factories use water as part of making things
Mines use water to keep drilling machines cool
We use water in our gardens

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3
Q

What type of water does oceans and seas have

A

Salt water

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4
Q

What type of water does rivers and lakes have

A

Fresh water

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5
Q

What is most water on earth

A

Salt Water

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6
Q

Can animals and people drink salt water

A

No

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7
Q

What do fresh water not have

A

Salt

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8
Q

What will salt water do to plants on land

A

It will kill most of them

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9
Q

Where does salt from saltwater come from

A

It comes from rocks

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10
Q

Where do we find fresh water

A

In dams, lakes. streams and rivers

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11
Q

Who need fresh water to live

A

People, land and animals

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12
Q

What are dams

A

Artificial lakes made by people

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13
Q

What is fresh water

A

Water that people and animals can drink

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14
Q

What is a lake

A

An area of fresh water on the land

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15
Q

What is an ocean

A

Large areas of salt water

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16
Q

What is a resource

A

Something that we need and use

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17
Q

What is salt water

A

Water in the oceans and seas

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18
Q

What is a sea

A

Small area of salt water

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19
Q

What is a stream

A

Small rivers

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20
Q

How does all the water on earth come to us

A

Through the natural water cycle

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21
Q

What is the natural water cycle

A

The sun heats the ocean
Then the air rises it is cool
The water comes out of the air and makes clouds
Clouds release water as rain
Some water goes into the ground
Rain water collects in streams and rivers
Water flows back into the ocean.

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22
Q

What are wetlands

A

Natural wet areas usually next to streams and rivers

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23
Q

Where do we find fresh water

A

Under the ground

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24
Q

Where does fresh water also come from

A

From rain

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25
Q

Why do people store water

A

To use later

26
Q

In what ways can people store water

A 
In pots and plastic containers
Farm dams and windmills 
Water tanks
A dam wall
Water bottles
Water Towers
27
Q

Why is dams important to store water

A

Dams store water so that people and animals can have water when there is no rain

28
Q

What do windmills do

A

They pump water from under the ground

29
Q

What dam supplies water to people in settlements and is over 2km long

A

The Nandoni Dam on the Luvuvhu River

30
Q

What are the ways people get water

A

50 out of 100 people have a tap in their home
20 out of 100 people have a tap in their yard
15 out of 100 people use a public tap
10 out of 100 people use borehole water
5 out of 100 people get water from a river
Less than 1 person gets water from a truck

31
Q

What is a borehole

A

a deep hole that people dig to get water from under the ground

32
Q

What are public taps

A

Outside taps in a settlement that many people use,

33
Q

Where do every 5 out of 100 people get their water from in South Africa

A

A Spring
A Stream
A River

34
Q

What is a spring

A

The place where water comes out of the ground

35
Q

What is a stream

A

A small channel of water that flows into a river

36
Q

What is a river

A

A natural channel containing running water

37
Q

What happens to some of our rainwater

A

It soaks into the ground

38
Q

What do people dig to find water underground

A

Wells and boreholes

39
Q

What is a well

A

It is a hole in the ground that people dig to get water

40
Q

What is a borehole

A

It is a hole people dig in the ground to get water. It is deeper than a well

41
Q

What do people need to drill boreholes

A

They need machines

42
Q

How do we get water out of a borehole

A

We use pumps

43
Q

How do people get water out of a well

A

They lower buckets into the well to get water underground

44
Q

What do water trucks do

A

They deliver water to areas that cannot get water from rivers, taps or boreholes

45
Q

What is the process of getting water from taps

A

Water in rivers and dams are not always clean. Water that comes from taps is purified to make it safe to drink. Water is cleaned at purification works

46
Q

What does purification mean

A

A system of pipes and tanks where water is

47
Q

What does purified mean

A

It means to be made clean.

48
Q

How many people in South Africa get their water from taps

A

85 of 100 people

49
Q

What happens if people don’t have taps in their homes

A

The South african government provide public taps

50
Q

What is the rules of the South African government about public taps

A

It must be less than 200 meters from all homes

51
Q

What do we call dirty water

A

We call it polluted water

52
Q

What are chemicals

A

Substances and poisons people use

53
Q

What does pollute mean

A

To make dirty

54
Q

What does it mean when something is polluted

A

It is dirty and full of germs

55
Q

What is waste

A

Something that people cannot use, such as dirty water

56
Q

How do commercial farmers pollute water

A

They put lots of chemicals on their fields. Rain washes the chemicals from the fields into rivers

57
Q

How do factories and mines pollute water

A

They produce a lot of waste. Some of this waste contains chemicals and poisons. The chemicals and poisons get into our water.

58
Q

What is waste water

A

Waste water is dirty. Drains take waste water from our bathrooms to the sewers.

59
Q

What are pipes called that take the waste water away from our settlements

A

Sewers

60
Q

Where do the sewers take the waste water

A

To the sewer works

61
Q

What happens at the sewer works

A

Water is cleaned and goes back into rivers

62
Q

What is recycling

A

The process of cleaning water and using it again.

Geography grade 4 (1 decks)

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