Physics Classroom
The Physics Classroom: Standing Wave Patterns
Educational tutorial highlights standing wave patterns. Discover more about them and be sure to click on the animations for additional study.
Physics Classroom
The Physics Classroom: Newton's Laws of Motion
Use this outline to find out about Newton's Laws of Motion. Use the different lesson plans covering the laws of motion to learn more.
Physics Classroom
The Physics Classroom: Finding Individual Forces
Explore the world of finding individual forces. "The process of determining the value of the individual forces acting upon an object involve [sic] an application of Newton's Second law and an application of the meaning of the net force."
Physics Classroom
The Physics Classroom: Kinetic Energy
Kinetic energy is defined and explained--learning exercises are included to assess your understanding.
Physics Classroom
The Physics Classroom: Sound Is a Mechanical Wave
This physics tutorial invites users to discover that sound is a mechanical wave. Be sure click on the animation for further study.
Physics Classroom
The Physics Classroom: Sound Is a Pressure Wave
This physics tutorial invites users to discover how sound is a pressure wave. Be sure to view the animation.
Physics Classroom
The Physics Classroom: The Doppler Effect and Shock Waves
This high school physics lesson focuses on the application of the Doppler effect to sound. Discusses what the Doppler effect is, offers examples of its occurrence, and explains what shock waves and sonic boom are.
Physics Classroom
The Physics Classroom: Free Fall and Air Resistance
This lesson in high school physics on Newton's Second Law of Motion provides a discussion of free fall and air resistance, and answers, "Why do objects which encounter air resistance ultimately reach a terminal velocity?" and "In...
Physics Classroom
The Physics Classroom: Basic Terminology and Concepts: Kinetic Energy
In this site from the physics classroom, kinetic energy is defined and discussed. The equation for its computation is also given and practice computation problems are given.
Physics Classroom
The Physics Classroom: Potential Energy
The concept of potential energy is explained along with the two forms of potential energy: elastic and gravitational. Discusses what gravitational potential energy is, explains the direct relationship between it and mass and height, and...
Physics Classroom
The Physics Classroom: The Electromagnetic and Visible Spectra
A tutorial on the electromagnetic and visible spectra. Discusses dispersion and how perceptions of white and black are related to the visible light spectrum.
Physics Classroom
The Physics Classroom: Propagation of Electromagnetic Waves
An explanation of and animation depicting the propagation of an electromagnetic wave through a material medium.
Physics Classroom
The Physics Classroom: Circular Motion Principles for Satellites
From The Physics Classroom. Uses easy- to-understand language to discuss how circular motion principles apply to the motion of satellites. Describes the tangential velocity and centripetal acceleration of a satellite. Includes many...
Physics Classroom
The Physics Classroom: Mathematics of Satellite Motion
The mathematics associated with the motion of satellites is described. Equations (for period, velocity, acceleration and force) are stated, symbols described, and sample problems solved. Includes five practice problems with solutions and...
Physics Classroom
The Physics Classroom: Energy Relationships for Satellites
The orbits of satellites are described and an energy analysis is performed. Kinetic, potential and total mechanical energy are explained and applied to the motion of satellites.
Physics Classroom
The Physics Classroom: Satellite Motion
An animation depicting the path of projectiles launched at various launch speeds from the fictional Newton's Mountain. Accompanying text discusses satellite motion and the requirements of orbital motion. Links to further information is...
Physics Classroom
The Physics Classroom: Newton's Law of Universal Gravitation
States the equation of Newton's law of universal gravitation. States the value of G and uses the equation to solve problems.
Physics Classroom
The Physics Classroom: Energy Transport and the Amplitude of a Wave
The energy transport phenomenon and amplitude are explored in this lesson. Questions are found at the end of the lesson to check understanding of the concepts presented.
Physics Classroom
The Physics Classroom: Inertia and Mass
This is part of a lesson on Newton's Laws of Motion that focuses on inertia and mass. It restates Newton's first law of motion. The lesson also gives a helpful visual description concerning friction.
Physics Classroom
The Physics Classroom: Newton's Second Law of Motion
Learn more about finding acceleration through the practices found in this lesson. "The process of determining the acceleration of an object demands that the mass and the net force are known." Check out this comprehensive site.
Physics Classroom
The Physics Classroom: 1 D Kinematics: Acceleration of Gravity
The practice problems and illustrated examples in this tutorial help students understand the acceleration of gravity. The 'Value of g' widget the tutorial refers to can be found in the Interactives section (link is in side-bar) under...
Physics Classroom
The Physics Classroom: Sound Waves and Music:fundamental Frequency and Harmonics
For musical instruments and other objects that vibrate in regular and periodic fashion, the harmonic frequencies are related to each other by simple whole number ratios. Students learn why these whole number ratios exist for a musical...
Physics Classroom
The Physics Classroom: Describing Motion With Words
This lesson from the Glenbrook South High School gives a nice review and detailed explanation of velocity, speed, distance, displacement, and acceleration. A good introduction to the "language of Kinematics."
Physics Classroom
The Physics Classroom: Color Addition
This tutorial on the addition of color to light discusses the primary, complimentary, and secondary colors of light.