How Much Water Is In Orange? By admin | In 8th Grade , 8th Grade Science Fair Projects , Aluminum Foil , Desk Lamp , Electric Fan , Flat Surface , Plants and Fruits | On June 1, 2011 Have you ever eaten an orange? Have you thought of asking yourself why this fruit is so juicy? Fruits like oranges are mostly made up of water which caused the fruit to be juicy. In this experiment you'll be able to determine what percentage of...