An experiment showing how a tomato grows is a good experiment to demonstrate the scientific method, according to Science Made Simple. Use the experiment to determine if a tomato plant produces larger tomatoes when the pl... More » Science Physics

According to, the five steps in the scientific method are make an observation, ask a question, form a hypothesis, conduct an experiment and accept or reject the hypothesis. Various numbers of steps are ... More » Science Forensic Science

Explain the scientific method to kids by first teaching them that its overall purpose is to study and discover things about the way the world works. Then, walk them through each of the steps of the process, asking them t... More » Education K-12 K-12 Curriculum
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Johann Wilhelm Ritter discovered ultraviolet light in 1801 during an experiment with silver chloride. His discovery came approximately 1 year after William Herschel discovered infrared light. More » Science Physics

The oil drop experiment proved that the electric fundamental charge exists and that it is quantized. It is also referred to as the Millikan oil drop experiment after the American physicist Robert A. Millikan. More » Science Physics

J.J. Thomson's cathode ray experiment was a set of three experiments that assisted in discovering electrons. He did this using a cathode ray tube or CRT. It is a vacuum sealed tube with a cathode and anode on one side. More » Science Physics

Systematic error refers to a series of errors in accuracy that come from the same direction in an experiment, while random errors are attributed to random and unpredictable variations in an experiment. More » Science Physics