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Free science and math simulations for teaching STEM topics, including physics, chemistry, biology, and math, from University of Colorado Boulder.
- Physics
Physics - PhET: Free online physics, chemistry, biology,...
- Chemistry
Chemistry - PhET: Free online physics, chemistry, biology,...
- Math
Math - PhET: Free online physics, chemistry, biology, earth...
- Circuit Construction Kit
An interactive simulation for building circuits with various...
- All Sims
All Sims - PhET: Free online physics, chemistry, biology,...
- Browse Sims
Browse Sims - PhET: Free online physics, chemistry, biology,...
- Biology
Biology - PhET: Free online physics, chemistry, biology,...
- Earth Science
Earth Science - PhET: Free online physics, chemistry,...
- Physics
By the end of this section, you will be able to: Express electrical power in terms of the voltage and the current. Describe the power dissipated by a resistor in an electric circuit. Calculate the energy efficiency and cost effectiveness of appliances and equipment.
15 Ιουν 2022 · What is electrical energy & what does it mean. How does it differ from electricity. Learn its facts, equation, & unit. Check out a few examples with pictures.
Electric power is the rate, per unit time, at which electric energy is transferred by an electric circuit. Learn about electric energy and power, their working equations, definitions, formulas and examples at BYJU'S
Explore the virtual lab for constructing DC circuits with interactive simulations and intuitive controls.
For example, when a current flows in a conductor, electrical energy is converted into thermal energy within the conductor. The electrical field, supplied by the voltage source, accelerates the free electrons, increasing their kinetic energy for a short time.
4 Ιουλ 2022 · What is electric potential energy. How to calculate it. Learn its equation and unit. How does it differ from the electric field and electric potential.