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Cleaning Coins Science Fair Project Variables

Cleaning Coins Science Fair Project Variables

Experimental Procedure. Fill four cups each one quarter full with each of the six cleaning solutions suggested (4 with lemon juice, 4 with orange juice, 4 with cola, 4 with water, 4 with baking soda paste and 4 with dish liquid). Carefully record each coin's condition prior to placing it into its cup.
Home · Experiment. which of the four ingredients will have the capacity of cleaning the pennies better? Hypothesis: if salt and vinegar removes the dirty better, then the pennies will be brighter because its components. Dependent Variable:
Guidance for your Science Fair project. 1.. If your best guess is that lemon juice will clean pennies better than milk or saltwater, then your hypothesis is "Lemon .
Science Projects on Cleaning a Penny. Ketchup. Soak your pennies in ketchup to clean them like new. Hot Sauce. Hot sauce, like Tabasco or taco sauce, also will remove the oxides off pennies. Coke. Coke and off-brand colas will quickly remove the tarnish. Citrus Juice. Pencil Eraser. Vinegar and Salt.
Penny cleaning science projects are a popular choice at grade school science fairs – and for good reason. The chemistry behind the experiment is simple yet.
Statement of the Problem Which solution will clean a dirty penny better?. STEM Fair Project Project title: DIRTY PENNY CLEAN Student Name: Jacob Aryee. length of time in liquid (5 minutes) Independent variable: Cleaning Solution (e.g.. . Science Fair Project The Affect of Vinegar on a Stain Physical Science Sarah .

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