WINCHESTER — Nearly 180 acceptance competed in Frederick County Public Schools’ Science and Engineering Fair on Thursday at Shenandoah University.
Middle and aerial academy acceptance alternate in 16 categories, with first, additional and third abode awarded in each. There additionally were several appropriate awards.
For his project, Sherando Aerial Academy apprentice Justin Moss blood-soaked dwarf sunflower seeds in assorted chemicals for 24 hours afore burying them. Seeds blood-soaked in baptize performed the best, while seeds blood-soaked in isopropyl booze performed the worst. Justin, who won additional abode in the bulb sciences category, said he capital to see if he could acquisition a way to advice farmers abound crops faster.
Tiffany Cheung, a inferior at Millbrook Aerial School, fabricated her own array out of pennies and aluminum antithesis to acquisition out which electrolytes begin in accepted liquids would do the best job powering the battery. She activated Gatorade, brine, white alkali and acrid solution.
Gatorade came out on top.
“It afraid me,” she said about her findings.
She added activated her Gatorade-powered array by application it to ability an LED light, which backward on for about a day.
Tiffany said the simple conception could possibly be acclimated to accommodate batteries to bodies in added countries who don’t accept admission to them.
Meghan McAndrew, a inferior at Millbrook, advised the aftereffect of application egg whites against egg yolks on the acme of a broiled muffin. She won third abode in the allure category.
Meghan said she’s begin a lot of recipes that alarm for egg whites, so she capital to apperceive what would appear if she acclimated the yolks.
Her activity showed that muffins fabricated with eggs whites were the shortest, acceptation they’re apparently the best dense. As added fat was added with the egg yolks, the taller the muffins grew.
McKenna Hardy, a seventh-grader at Admiral Byrd Middle School, looked at altered solutions that could affect the time it takes for ice to melt. The abstraction came about afterwards she watched addition accepting agitation abrading ice off a car windshield.
McKenna predicted and after begin in her agreement that abrading booze broiled ice the fastest compared to water, alkali or salt.
“Since booze has a lower freezing point, it won’t refreeze like water,” she said.
The afterward appropriate accolade winners for this year’s fair include:
Benjamin Appling — Valley Health Winchester Medical Center Best in Show (High Academy Division)
Katelyn Palmer — Valley Health Winchester Medical Center Best in Show (Middle Academy Division)
Georgia Doody — Best Creative from Blandy Experimental Farm (High Academy Division)
Miley Hanna, Penny Kulp and Arielle Hanna — Best Creative from Blandy Experimental Farm (Middle Academy Division)
Corrine Smith — Best Innovative from Blandy Experimental Farm (High Academy Division)
Blake Arnold, Josh Miller — Best Innovative from Blandy Experimental Farm (Middle Academy Division)
Connor Lloyd — International Electronics and Electrical Engineers (IEEE) Technology Innovation (High Academy Division)
Gillian Banks and Rosemarie Dojcak — IEEE Technology Excellence (High Academy Division)
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