Biology Unit 5 Lab

Biology Unit 5 Lab

Kendra DiLascio
Coffee Filter Lab (Unit 5)
September 30, 2014

At the end of this experiment I think there will be more fine particles found on the coffee filter than inhalable coarse particles in Latrobe, Pennsylvania.

Observation Data:
Condition of filter
Items on filter
Additional comments
9-5-14 1345
Wet looking

9-8-14 1600
Slightly wrinkly looking
2 small bugs

9-11-14 1745
More wrinkled
2 small bugs

9-15-14 1300
Still wrinkled and slightly looks wet
2 small bugs

9-18-14 1630
No change
No change

9-21-14 1600
No change
No change

9-24-14 1400
Wrinkles in the filter, not as shiny
No change

Are there other pollutants that might be on the filter? What does this imply might be happening in your lungs? Additionally, you will revise your hypothesis and reach your conclusion.
There were no visible pollutants on my filter throughout and at the end of this experiment. According to, the major pollutant in the air quality around Latrobe is small particulate matter. The daily air quality index has been in the lower levels throughout this experiment, ranging from 30-75, which is listed in the good and moderate zones, respectively. The bugs that were the only visible difference in the filter throughout the experiment that I noticed. I would have liked to have access to a microscope to see if there were any other small particulate matter that isn’t visible to the naked eye. I expected to find minimal traces of air pollution from vehicles that travel on the street that I live on, but didn’t notice much of anything. I think this indicates that the air quality in my neighborhood is very good, and there is minimal particulate matter in the air. There could be many other pollutants that are on the filter that are so small that they are unable to be seen with just your eyes. This part is concerning...

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