More Lessons for science projects and experiments
A collection of science projects, videos and experiments for various grades and topics.
Science Projects or Science Experiments: Grades 3 & 4
Weather & Meteorology : What Causes Lightning?
As clouds get bigger with the continuous rising of air, they interact with particles of ice and dirt to create a buildup of static electricity. Learn about the interaction of electrical charges in a cloud with charges on the ground with help from a meteorologist in this free video on understanding weather.
Weather & Meteorology : How Can I Tell How Far Away a Lightning Strike Hit?
In order to determine how far away a lightning strike hit, count the time that occurs between the lightning flash and the clap of thunder. Discover how a five second differential means a lightning strike is about one mile away with help from a meteorologist in this free video on understanding weather.
Try the free Mathway calculator and
problem solver below to practice various math topics. Try the given examples, or type in your own
problem and check your answer with the step-by-step explanations.
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