Khan Academy: Net Electric Field From Multiple Charges in 2 D

Help your classes visualize the invisible. The 26th episode in a Crash Course physics playlist highlights the fields created by charged particles. Using examples and diagrams, the presentation demonstrates the magnitude and direction of...

In this video, David from Khan Academy solves an example problem to find the net electric field created by multiple charges at a point in between them. [7:27]

Challenge your physics class to implement their knowledge of electric fields by completing this activity as homework. There are 15 problems to solve, for which pupils compute electrostatic force, electric field strength, and electric...

Learning about electrostatics can be pretty intense! Physics fanatics explore the factors that affect electric field intensity using an interactive from the Static Electricity series. Learners work to complete data tables that relate...

Get introduced to electrical potential energy by relating it to the concept of gravitational potential energy in this video. Learn how to calculate the amount of work it takes to move a charge through an electric field. [12:36]

Does the charge on a particle affect its energy? Scholars first explore how the strength of a charge affect the potential energy. They observe the change in the electric fields as this potential energy changes.

How did Rutherford determine that the nucleus was the center of an atom? Take a look inside the famous Gold Foil Experiment with an interesting interactive. Learners fire a beam of alpha particles at a nucleus containing variable...

What is the largest electric field in the world? The world itself! This explains why you use a magnetic compass to determine direction. During the simulation, scholars add charges to their electric field to see how the field reacts....

In this video, David from Khan Academy explains how to find the magnitude of the electric field created by a point charge and solves a few examples problems to find the electric field from point charges.

Shock your class with an exciting interactive about electric fields! Physical science superstars visualize the transparent world of electric fields by changing the charge on a stationary object. They then observe changes in the resulting...