


W.A.L.T. remove insoluble particles from dirty water by filteringWhat we used: APPARATUSfilter paper, a funnel, dirty water, a beaker
What we did: METHOD1. We folded the filter paper in quarters.
2. We placed the filter paper in the funnel.
3. We placed the funnel in the beaker.
4. We carefully and slowly poured the dirty water into the filter paper.
5. We waited.
What happened: RESULTSeemingly cleaner water trickled though the funnel into the beaker. Insoluble particles remained in the filter paper.
What we learnt: CONCLUSIONBy filtering water, we removed insoluble particles from dirty water but we learnt that filtering does not remove bacteria.