by msander | May 11, 2017 | Gr 9-10 Science, Gr. 11-12 Chemistry
The boiling point of a liquid depends on the external air pressure. When water is placed under vacuum, the boiling point decreases and the water boils. Boiling, however, is an endothermic process—as the water boils, the temperature decreases, and the water soon...
by cbrookallred | Feb 20, 2017 | Gr 1-3 Science & Tech
Many children can identify that water exists in 3 states within our natural environment. Understanding that it is the very same water that undergoes changes of state presents far more of a challenge to children in grade 2. The following experiment is simple yet...
by cbrookallred | Jan 29, 2015 | Gr 1-3 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Chemistry
With freezing cold temperatures crossing the nation, The Spangler Effect takes a look at the phenomenon of instant freezing water and the dangers of leaving unopened soda bottles out in the cold. Subscribe to The Spangler Effect...
by msander | Jan 19, 2015 | Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Chemistry
January 8, 2015 | by Lisa Winter, photo credit: ThomasVogel Tired of being trapped inside all day during the winter, but building snowmen or making snow angels is getting to be a little too much of “been there, done that?” Never fear, we have some great science...
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