# Lorentz Force

## Charged particles in motion create magnetic fields.

Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.

## Lorentz Force

Students will learn about the Lorentz force and how moving particles interact in a magnetic field. In addition, the right hand rule is covered.
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## The Force a Magnetic Field Exerts on a moving Charge

Students will learn about the Lorentz force and how moving particles interact in a magnetic field. In addition, the right hand rule is covered.
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## Electric Currents and Magnetic Fields

Describes the magnetic field created by a current through a wire and the effects of a magnetic field on charged particles that move within the magnetic field.
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## Lorentz Force

Students will learn about the Lorentz force and how moving particles interact in a magnetic field. In addition, the right hand rule is covered.
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## Force on an Electric Current in a Magnetic Field

Describes the effects of a magnetic field on charged particles that move within the magnetic field. The charged particles may be individual particles or they may be a current inside a wire.
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## Unit 14.3 Lorentz Force

Students will learn about the Lorentz force and how moving particles interact in a magnetic field. In addition, the right hand rule is covered.
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## Lorentz Force

Students will learn about the Lorentz force and how moving particles interact in a magnetic field. In addition, the right hand rule is covered.
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• Interactive Simulations

## Particle Tracks

Understand how magnetic forces applied to charges in motion generate circular (centripetal) motion, and how the paths these particles leave provide insight into their nature.
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• Video

## Right Hand Rule Explained

The right hand rule is explained for the case of a charge particle entering a magnetic field. The radius of the loop is derived for this scenario.
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• Video

## Right Hand Rule Demonstration

The force on a moving charge particle in a magnetic field is demonstrated and explained here using an electron laser and Helmholtz coils.
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• Video

## Magnetic Forces on Moving Charges - Overview

by CK-12 //basic
Overview
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• Video

## Second Right-Hand Rule: Direction of Magnetic Forces - Overview

by CK-12 //basic
Overview
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• Video

## Magnetic Effect of Electric Current Demonstration

Demonstrates the force created by a current moving through a magnetic field.
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• Video

## Magnetic Forces on Moving Charges - Example 2

by CK-12 //basic
Solving problems involving the radius of a charge's circular path using the equation r = mv/qB
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• Video

## Second Right-Hand Rule: Direction of Magnetic Forces - Example 1

by CK-12 //basic
Determining the direction of a magnetic force on a moving charge in a magnetic field using the second right-hand rule
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• Video

## Second Right-Hand Rule: Direction of Magnetic Forces - Example 2

by CK-12 //basic
Determining the direction of a magnetic force on a current carrying wire in a magnetic field using the second right-hand rule
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• Video

## Magnetic Forces on Moving Charges - Example 1

by CK-12 //basic
Solving problems involving the magnetic force on a moving charge using the equation F[B] = |q|vBsinθ
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• Critical Thinking

## Lorentz Force Discussion Questions

A list of student-submitted discussion questions for Lorentz Force.
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• Real World Application

## Railguns

by Mark Holmstrom //
One of the many applications of the Lorentz Force is a new prototype weapon, the railgun.
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• Real World Application

## Creating a Uniform Magnetic Field

Method to create a uniform magnetic field.
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• Real World Application

## Controlling Traffic In Real Time

Discover how traffic lights know when to change.
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• Real World Application

## Levitating Trains

Explore the physics behind Maglev Trains.
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• Study Guide

## Magnetism Study Guide

This study guide reviews electromagnetism concepts: magnetic field and field lines, first right hand rule, magnetic flux, solenoid, electromagnetic induction, force on charged particle, second right hand rule, and inductance.
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• Flashcards

## Force on an Electric Current in a Magnetic Field

by Kyle Bardman //basic