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Explore 4 published pages tagged with Physics Basics, grouped automatically from article text, entity focus, and recurring topical signals.
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physics
Mechanical energy is the sum of kinetic and potential energy in an object or system, and learning how to use mechanical energy effectively improves efficiency, safety, and perfo...
Open articleScience and Technology
The speed of sound represents a relationship between time and distance: it is the distance sound travels in a given period. At sea level under standard conditions (around 20°C...
Open articlephysics
Magnetic repulsion is the phenomenon in which two magnets with like poles oriented toward each other push apart, converting stored magnetic potential energy into kinetic energy....
Open articleMechanics
A lever is a simple machine that amplifies force by pivoting on a fixed point called the fulcrum, and everyday examples of levers include seesaws, crowbars, wheelbarrows, and ba...
Open article