Hurumanu - Dirty Water experiment

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.  pool filter
2.  air filter
3.  water filter 
4. 
   

Materials

1.  Plastics bottle  

2.  Filter paper 

3.  Scissors 

4.  Funnel 

5.  Sand 

6. Small stones 

7. Dirty water 

8.

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

Step 1

Get a bottle and the teacher well put a slit the bottle and then Cut the bottle.

Step 2

Put the top half upside down in the bottle, Get the filter paper and make a cone.

STEP 3

Add layers of sand into the bottom of the cone, add a cup of small stones on top of the sand, add a cup of dirty water and see. 

STEP 4

Get 1 cup of dirty water 

STEP 5

Pour dirty water into 

Findings

Clear with a green tinge and the Drops per minute was 13.

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'.

Minutes                          1.                         2.                   3.                    4.                       5.
Drops per minute:  13
Water colour: Dirty/ Murky
Conclusion:
The water that flowed through the filter was clear with a green tinge. The water flowed at 13 drops per minute. The dirty water had bark, soil and leaves sat on top of the pebbles.