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If your best guess is that lemon juice will clean pennies better than milk or saltwater, then your hypothesis is "Lemon juice cleans pennies better than milk or saltwater" and your experiment will try to prove it (your experiment may actually end up disproving your hypothesis). ... What juice cleans pennies best?
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My name is Steven and I am doing a science fair project on which juice cleans pennies best. I am using apple, lime, orange and tomato juices. The tomato juice seems to do the best job. I think the reason is the acid in the tomato juice is this the reason or is there another one?
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7) Your child can take it a step further by laying out three ?rty?pennies on separate pieces of paper towel and adding one drop of grapefruit, lemon and orange juice to each separate penny to see which of these three juices cleans the penny the fastest. ... 10) Another chart can rate which juice cleaned the penny the best,
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Copper oxide dissolves in a mixture of weak acid and table salt-and vinegar is an acid. You could also clean your pennies with salt and lemon juice or orange juice, because those juices are acids, too.
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For my Science fair Project this year, I chose an easy project, my hypothesis was correct! Grape juice clean pennies the best. I used three types of juice. The three juices were apple, orange and grape juice.
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Our experiment was weird because every time we put the juice it turns into a colorful penny. The acid in the juices combine and turn into a giant gas twister that who it touches it gets destroy in a little time it turn into a giant colorful acid twister.
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You can use lemon juice to clean pennies. Copper Oxide causes pennies to get a gray or green look. ... Which juice cleans a penny the best? ... What Kind Of Juice Cleans Pennies Best, Apple Juice Or Orange Jui...
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32. What kind of juice cleans pennies the best? This is not a great project idea but students often hear about it and what to try it. This "experiment" is not easy to do right. What are you measuring? How will you determine what "clean" is?
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