The goal of this experiment is to learn about conservation of mass by conducting a chemical reaction inside a sealed environment. Students can weigh the reactants before, during and after the reaction ...
The big flash you see when lightning strikes is a natural electrical discharge between a cloud and the ground, or within a cloud. This lightning can travel as fast as 140,000 MPH and reach temperature ...
If you wake early in the morning, you may notice that the ground is wet with dew. This dew doesn’t come from rain, but seems to magically appear on surfaces. During the night, the temperature of the a ...
Whether you are taking photos with your iPhone, watching a DVD, reading a pdf, or checking out Google images, digital images are everywhere. This is quite amazing because these images require a lot of ...
You might notice that winter forecasts of a foot or more snow are fairly common. This is very different from rain forecasts. Even in rainy areas, single rainstorms that top five inches are unusual. If ...