“A bubble is just air wrapped in soap film. Soap film is made from soap and water (or other liquid). The outside and inside surfaces of a bubble consist of soap molecules. A thin layer of water lies... https://t.co/djxw5NXAP2
TOMORROW MORNING IS "ALL ABOUT HARRY POTTER" AT SCITECH KIDS CAMP!
Budding Wizards will learn how to cast a spell and visit the NY Historical Society. This is a 1/2 day event but fill day camp is... https://t.co/t4ZHjhmzW7
Many spiders have special adaptations that allow them to walk easily along relatively smooth or vertical surfaces. The end of each leg is covered with thick brushes of hair, and the end of each hair... https://t.co/Am4HfTXkOt
“Pickle is the solution used to clean metal, especially after soldering - to remove baked on flux and oxides that have formed on the metal. The oxides are typically concentrations of copper in the... https://t.co/ZnRwek33q1
“Dry ice is frozen, compressed carbon dioxide gas and when you add it to warm water, it combines with the water to create the fog (carbon dioxide and water vapor)....
Adding soap to burping,... https://t.co/KmhNO1mc4c
“As the sugar caramelizes, its container spins at a speed of nearly sixty revolutions per second. Tiny holes perforate the sides of the container, through which the sheer force flings strands of the... https://t.co/hcvsl1wxbz
“Regardless of whether pictograms or words are used, the MUTCD (Manual on Uniform Traffic Control Devices) defines a steady "upraised hand" or "don't walk" signal as an indication that a pedestrian... https://t.co/vjqdMZlcHI
Hsuehshan Tunnel cuts through the Hsuehshan mountain range and is 12.942 km/8.042 miles long, which makes it “the ninth longest road tunnel in the world (fifth at the time of opening) and sixth... https://t.co/HhBBQMLk4T