Question

Prepare a model of water filter with simple, everyday materials like waste water bottle. Make layers in it with paper napkins, cotton, sand and then gravels. Pour some dirty water and observe the filtered water.
Write your conclusion ​

Answer 1

Answer:

Explanation:

Materials

1-2 empty plastic water bottles.

Scissors.

Towel or paper towels (for spill clean up)

Cheesecloth or gauze to cover the mouth of the bottle.

Rubber bands.

Any materials you think will make a great filter (cotton balls, sand or gravel, uncooked pasta noodles, coffee filters, etc.)