Ice floats – Chemistry project
Ice floats: A glass of ice water A project with ice To see that ice takes up more room than water does, stick a piece of tape to a glass [...]
Ice floats: A glass of ice water A project with ice To see that ice takes up more room than water does, stick a piece of tape to a glass [...]
A group of glasses of water Take five glasses of water. Leave one plain water, add one tablespoon of salt to the second glass, two tablespoons of salt to the [...]
Food coloring and water project - A glass of water How can we see molecules move? To see that water molecules move around even when the water seems to be [...]
Uzbek ruler in his yurt (1509, probably at Samarkand, in Uzbekistan) The Uzbek empire After the collapse of the Mongol Timur's empire in the 1400s AD, many smaller states replaced the [...]