Page 47 - York Global Science 6 - Physical Science
P. 47
Physical Science
Think!
What happens if dangerous chemicals get into the groundwater?
Where might these dangerous chemicals come from?
Most drinking water goes through a
water treatment plant.
Filtration is an important part of a
water treatment plant, which it does
together with other things to make the
water safe to drink.
Let’s Explore
Can you change dirty water into clean, useable water?
What can you use as a filter?
What makes the best filter?
How will you measure the results?
Use the worksheet in the Workbook
to help you plan your experiment.
Do the experiment and discuss your
results.
Let’s Reflect
1 How does filtration help with daily life?
2 What makes a good filter?
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