water for food
Post on 30-Dec-2015
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Water For FoodWater For Food
Food Type Litres required
Potatoes 1000
Maize 1400
Wheat 1450
Chicken 4600
Beef 42500
The table shows the amount of water required to produce a kilo of different types of food.
Does the bar chart or the pie chart explain the data clearer?
Discuss which is more appropriate to show the data and why.
Global Water UseGlobal Water UseThe table shows how water is used globally.
Water use %
Agriculture 70
Domestic 8
Industry 22
World water use (%)
0
10
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70
80
Agriculture Domestic Industry
Types of use
usa
ge
(%
)
Does the bar chart or the pie chart explain the data clearer?
Discuss which is more appropriate to show the data and why.
This is called a legend and is the key to the pie chart
This bar chart shows the average water use per day for one person in three different countries. Discuss the following questions. 1. Work out what is missing from the chart.2. Why is a bar chart more appropriate to show this data than a pie chart?
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North America UK Malawi
Average water use per day (in litres)
Countries
wat
er u
sage
(in
litr
es)
Chart title:
Y a
xis
titl
e:
X axis title:
What’s missing?What’s missing?
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