Procedure:
1) Set up the area to be used- paper towels, newspaper, and paper and pencil.
2) Design data table
3) Pour half an ounce (20 ml) into a cup or beaker of each soda
4) Put one dirty penny in each cup and time for 1 minute
5) Record observations in data table
6) Take penny out and place on paper towel
7) Empty out soda into sink
8) Pour new soda into same cups
9) Repeat steps 3-8, 27 more times using different coins and liquids.
1) Set up the area to be used- paper towels, newspaper, and paper and pencil.
2) Design data table
3) Pour half an ounce (20 ml) into a cup or beaker of each soda
4) Put one dirty penny in each cup and time for 1 minute
5) Record observations in data table
6) Take penny out and place on paper towel
7) Empty out soda into sink
8) Pour new soda into same cups
9) Repeat steps 3-8, 27 more times using different coins and liquids.