Water Purification - PowerPoint PPT Presentation

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Water Purification

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Water Purification 4th and 5th Grade Curriculum Water goes in Water comes out Gravel Sand Sand n Big Gravel Small Gravel * * – PowerPoint PPT presentation

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Title: Water Purification


1
Water Purification
  • 4th and 5th Grade Curriculum

2
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4
Should they drink this water?
5
How it works
Water goes in
Water comes out
6
Pathogens are filtered from the water making it
clean
Sand
Gravel
7
To do the same job we will use a water bottle as
a filter
8
What could we use to clean this bucket of Foul
Water?
9
Different size gravel
10
Adding Sand
11
Here Is Our Water Filter
Big Gravel
n
Sand
Small Gravel
12
Flush the filter before you begin
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