Posted: November 16th, 2022
RQ: Which room in most people’s house or apartment has the highest level of particle pollution?
Ho: Null Ho:
Materials: 4 – 3×5 cards, 4cmx4cm squares of graph paper, Vaseline, Scotch tape, Marker, Magnifying glass.
Procedures: 1. Create your 3×5 cards by cutting graph paper into 4cm x 4cm squares. Glue this square on your 3×5 card. Add a few drops of oil to the graph paper and spread evenly. Label your cards well.
2. Choose 4 different locations (different rooms inside eg bedroom, living room etc.) to post your cards for 1 week. Make sure you know the size of 1 box on your graph paper.
3. Collect after a week and count the particles in at least 5 grids. Calculate the particulate density. Combine class data and graph on the Google sheet.
4. Graph the mean data by location (bedroom, living room etc.)
Place an order in 3 easy steps. Takes less than 5 mins.