read and learned that rose petals are acutally a great source of calcium‚ vitamins A‚ B complex‚ C‚ D‚ E and Iron. Materials: * Rose petals (red‚ white and maybe pink as well) * 2 cups sugar * 4 and a ½ cups of water * Juice of 2 lemon * Plastic film * Bowl *These Ingredients may be either bought or borrowed‚ depends on supply (and human generosity). Procedure: * Wash them and cut off the white bottm of each petal. Wash well to avoid chemicals‚ check for
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Make a Carrot Battery This activity uses a common carrot and two different metals to make a enough electricity to run a small digital clock. Materials: Two Large Raw Carrots; 2 Pennies; 2 Large Galvanized Nails; 3 pieces of 6" long wire; Small Digital Clock (Tandy (Radio Shack) or Maplin - "Stick-on Timer" £3.50/ $4.99. The digital clock can be extracted from an inexpensive alarm clock or it can be purchased from an electronics store. Slice of about 1 inch from each carrot and discard. Place
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And Its Background The purpose of this investigatory project is to demonstrate how an electrical current can be generated through citrus fruits (such as oranges and lemons) that are strong enough to light a bulb (or in our case‚ a diode bulb) and to demonstrate how long the electricity generated from the citrus fruits would last. Citrus fruits are said to be acidic and have negatively charged particles that create
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concentration of vitamin C in three citrus fruits‚ orange‚ lemon and lime‚ and to compare them and find out which fruit contains the highest concentration of Vitamin C. By using the juice from each fruit to make a solution to combine with 10cm³ of DCPIP until the DCPIP turned colourless and recording the amount of Vitamin C needed to make the DCPIP colourless‚ the molarity of Vitamin C in each fruit could be calculated and it was found that lemon has the most amount of Vitamin C followed by lime and orange
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The smaller the amount of the fruit juices to decolourise DCPIP solution‚ the higher vitamin C content in the fruit juices itself. The fresh orange juice gains the highest vitamin C content than other juice (carton juice‚ fresh lime and fresh lemon). NULL HYPOTHESIS All type of fruit juices has the same value of vitamin C content. VARIABLES Manipulated Variable: Type of fruits juice used Responding Variable: Volume of Fruit juices decolourise DCPIP solution Control Variable : volume
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(taken from other cooking forums) of removing the wax coating from lemons. Pouring boiling water over In a bowl with (initially) boiling water for five minutes Scrubbing with warm water and dishwashing liquid Scrubbing with warm water and ascorbic acid Scrubbing with warm water and baking soda. After each trial I rubbed the lemons with a tea cloth. The methods involving boiling water produced slightly tacky‚ but less glossy lemons. The other methods made no obvious difference. No method really
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birth quickly obtains judgement about the baby towards the gender‚ race‚ and social class he/she is born into. From as early as our first breaths‚ we are all held up to a standard society has given to us. Similarily‚ the children in the documentary Lemon Grove‚ players in the short film Viva Baseball‚ and even the family from the memoir Burro Genius all have their share in being labeled. It just so happens these three separate stories meet together in a Latino culture that face American expectations
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9. 2 lemons 10. 2 grapefruit 11. 2 bananas 12. 2 limes PROBLEM/QUESTION To determine which fruits will generate enough electricity to light a light bulb and to see which fruit will light a bulb the longest. Can fruits produce electricity to light a light bulb? I think that citrus fruit can produce electricity but not enough to light a light bulb of 1.2 volts. Research My experiment was to see of you could produce electricity from fruits. I got electricity out of grapefruits‚ lemons‚ limes
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pipette pipette filler Materials : ________% vitamin C solution‚ (standard for calibration) ; prepared from commercial vitamin C tablet (0.02 %) ________ % DCPIP solution‚ freshly prepared Possible samples : * grape juice‚ paper pack ● lemon juice‚ diluted from fresh squash (Citrus fruit) ● orange juice‚ diluted from fresh squash (Citrus fruit) ● orange juice‚ diluted from bottled drink Mr. Juicy (Citrus fruit) * kiwi fruit juice‚ diluted from fresh squash (non-citrus fruit‚ but
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creaming step. Adding liquid after this ruins the consistency. * 3 1/2 cups confectioners sugar shopping list * 1/2 cup of butter (1 stick) softened * 1/4 cup of milk * 1 t vanilla * 1 T lemon zest (the rind of a lemon) 2 T lemon juice ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 4 1/2 large egg whites1 cup milk * 2 1/4 teaspoons vanilla * 3 cups sifted cake flour * 1 1/2 cups sugar * 1 tablespoon + 1 teaspoon baking powder
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