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Battery Power
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For grades
1
thru
4
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Category:
Chemistry
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Hypothesis:
More expensive batteries will last longer. Duracell will last the longest.
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Primary Materials Used:
Wires, Stop Watch, Light Bulbs, Several Different Kinds of Batteries, Battery Holder, Optional: High Speed Motor Fans, Jumper Test Alligator Clips
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Click Here for more details about the "Battery Power"
science fair project.
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Electric Charge in Fruits and Vegetables
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For grades
3
thru
8
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Category:
Physics
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Hypothesis:
The potato will have the greatest charge.
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Primary Materials Used:
Various Fruits and Vegetables, Multimeter
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Click Here for more details about the "Electric Charge in Fruits and Vegetables"
science fair project.
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Heat and Evaporation
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For grades
2
thru
7
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Category:
Earth Science
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Hypothesis:
The light bulb with the highest wattage will cause water to evaporate the fastest.
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Primary Materials Used:
Light Bulbs, Light Sockets, Cardboard Boxes, Duct Tape, Camera
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Click Here for more details about the "Heat and Evaporation"
science fair project.
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How To Make An Egg Float
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For grades
K
thru
3
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Category:
Physics
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Hypothesis:
Adding four teaspoons of salt to a cup of water will increase the water's density so the egg will float.
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Primary Materials Used:
Measuring Cup, Egg, Salt, Water, Teaspoon
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Click Here for more details about the "How To Make An Egg Float"
science fair project.
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SPLAT! Forming Craters and Predicting Their Size
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For grades
3
thru
7
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Category:
Space and Astronomy
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Hypothesis:
The size of a crater formed by an object's impact will be greater when the object is bigger and faster. The size of the crater will be predictable after enough data is collected.
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Primary Materials Used:
Plaster of Paris, Cake Pans, Ladders, Clamps, Kite String, Triple Beam Balance, Wood, Tape Measure
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Click Here for more details about the "SPLAT! Forming Craters and Predicting Their Size"
science fair project.
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The Effect of Salt on the Boiling Temperature of Water
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For grades
1
thru
5
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Category:
Chemistry
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Hypothesis:
Adding table salt to water will cause the water to boil at a higher temperature.
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Primary Materials Used:
Table Salt, Distilled Water, 2 Quart Cooking Pot, Measuring Cup, Measuring Spoons, Thermometer
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Click Here for more details about the "The Effect of Salt on the Boiling Temperature of Water"
science fair project.
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Tricky Dice
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For grades
3
thru
6
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Category:
Mathematics
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Hypothesis:
Rolling two dice, the sum will be 4 most often and high numbers like 10, 11, and 12 will come up the least.
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Primary Materials Used:
Dice
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Click Here for more details about the "Tricky Dice"
science fair project.
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What Angle of Incident Light Striking a Solar Cell Produces the Most Electricity?
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For grades
3
thru
7
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Category:
Physics
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Hypothesis:
Solar cells facing the sun directly (at a 90 degree angle) will be the most efficient.
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Primary Materials Used:
Solar Cell, Multimeter, Music Stand, Source of White Light, Protractor
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Click Here for more details about the "What Angle of Incident Light Striking a Solar Cell Produces the Most Electricity?"
science fair project.
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