Filtration

Aim: To make a filtration plant using household materials.

Water Filtration Plant

What is filtration?

Filtration is separating solids from liquids by adding a medium through which only the liquid can pass. 

Examples are:

1.  Teabag
2.  pool 
3.  kidney
4. coffee

Materials

1. Bottle

2. scissors

3. sand

4. rocks

5. filter paper

6. dirty water

7. plastic cup

8. bucket/container

Process - ( use verbs or doing words in each step )

Step 1

Cut the bottle..... in half

Step 2

Put the top half upside down ....... to place on the bottom

STEP 3

Add layers of .... filter paper

STEP 4

Get 1 cup of dirty water ....... to insert into the filter 

STEP 5

Pour dirty water into ...... the filter so the process starts

Measurements

Write a short sentence about the water every 1 minute. 

Include 'How much water has filtered through', 'How fast it is dripping through', and 'How clear the water is'.

Warning

Make sure that an adult cuts the bottle in half. This water filter is just an experiment and should not be used for drinking water.

Avoid using charcoal briquets, as these can contain chemicals you don't want in your water. Use the activated carbon for water purifiers instead.