October 23 is Gilbert Newton Lewis' birthday. Lewis best known for valence bond theory and dot structures. Find out what else happened today in science history.| Science Notes and Projects
Learn about refraction in physics. Get its definition and explore Snell's law and the index of refraction. Get examples for light and sound.| Science Notes and Projects
Learn what Planck's constant is and why it is important in quantum mechanics. Get the definition and value of h.| Science Notes and Projects
Learn what the photoelectric effect is, how it works, and why it’s important. Get examples, Einstein’s theory, and real-world applications.| Science Notes and Projects
Learn about the Pauli exclusion principle in chemistry and physics and how it applies to the electron configuration of atoms.| Science Notes and Projects
This table contains HTML codes for Greek letters with both capital and lower case letters, a visual example, and the HTML code for each letter.| Science Notes and Projects
Learn about Compton scattering or the Compton effect. Discover how it works and its formula, example problem, importance, and uses.| Science Notes and Projects
Learn about momentum in physics. Get its definition, units, formula, and worked example problems. See how it relates to Newton's laws.| Science Notes and Projects
Radio waves are low-frequency electromagnetic waves used in communication, radar, and astronomy. Discover their sources, uses, and effects.| Science Notes and Projects
Get the values for the speed of light in different units. Learn whether anything can go faster than the speed of light.| Science Notes and Projects
Learn about gamma rays or gamma radiation. Discover their properties, sources, health hazards, detection, and uses.| Science Notes and Projects