Succeed in Understanding the Physics of Wave Motion

Wave Motion is a major topic in Physics that describes the periodic motion of matter, as well as force fields. The subject is divided into general wave motion, sound waves, electromagnetic waves, and gravitation waves.

Physics is a branch of Physical Science concerned with the study of the physical properties of matter. The knowledge of Physics is important for the development of the products we use. It is also an interesting and exciting subject of value in many walks of life.

There is a great need for people who understand scientific principles and know how to think logically. Your knowledge and skills in these areas can help you excel in school, advance your career or improve your business.

The purpose of these free online lessons is to give you a start at improving your scientific knowledge of physics that will help you become a champion in the field. If you have any questions, send me an email.

Note: We now have many lessons in audio, so you can read along the spoken word.


Physics Contents



Wave Motion

Overview of Wave Motion - audio

Units of Frequencies and Wavelengths

Doppler Effect for Waveforms

Conventions for Doppler Effect Equations

Summary of Doppler Effect Equations

Derivation of Doppler Effect Wavelength Equations

Derivation of Doppler Effect Frequency Equations

Derivation of Doppler Effect Velocity Equations

Waves and Obstacles - audio

Waveform Noise - audio

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Sound Waves - Acoustics

Overview of Sound Waves

Creating Sound Waves

Frequencies and Wavelengths of Sound

Speed of Sound in a Gas

Doppler Effect for Sound

Doppler Effect Equations for Sound

Traveling Faster than Sound

Making Sounds with Musical Instruments

Sound Created from a String or Wire

Equation for Sound Created from a String

Equation for Sound Created from a Wire

Detecting Sound Waves

How Obstacles Affect Sound Waves

Sound Echoes

Sound Seems Amplified Over Water

Reproducing Sounds

Beat Frequencies in Sound

Acoustics in Buildings

Noise Reduction

Active Noise Cancellation

Hearing - Using your Senses

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Visible Light Waves - Optics

Visible Light

Speed of Light

Doppler Effect Equations for Light

Refraction of Light

Snell's Law for the Refraction of Light

Dispersion of Light

Optical Devices

Lasers

Laser Battle Game (Java applet)

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Electromagnetic Waves

Electromagnetic Waves

Electromagnetic Spectrum

Infrared Radiation

Infrared, Gases and the Greenhouse Effect

X-rays

X-ray Characteristics

X-ray Generation

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Resources

Physics Resources

Astronomy

Chemistry

Experiments and Science Fair Projects

Interactive Graded Tests

Biographies

List of Champion Schools


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