Physics Classroom
The Physics Classroom: Elephant and Feather: Air Resistance
The concept of air resistance is discussed in terms of why a heavier object falls faster than a lighter object when both dropped from the same height. In this discussion and animation, an elephant and feather are used as examples.
Physics Classroom
The Physics Classroom: Projectile Motion
Scroll down to Lesson 2 for a complete tutorial on projectile motion. Content covered in these tutorials includes an explanation of what a projectile is, what the characteristics of a projectile's trajectory are, horizontal and vertical...
Physics Classroom
The Physics Classroom: Motion and Forces in Two Dimensions: Vector Addition
An extensive discussion of vector addition with links to interactives and exercises.
Physics Classroom
The Physics Classroom: The Work Energy Theorem
This page explores the quantitative relationship between work and mechanical energy in situations in which there are no external forces doing work. It is a basic analysis of situations in which mechanical energy is conserved. Examples...
Physics Classroom
The Physics Classroom: Lesson 3: Concave Mirrors
Lesson 3 of this tutorial on refraction is on concave mirrors. Content that is covered includes the anatomy of curved mirrors, reflection of light and image formation, ray diagrams, image characteristics for concave mirrors, plus more.
Physics Classroom
The Physics Classroom: Wavelike Behaviors of Light
How light waves demonstrate their wave nature by reflection, refraction, and diffraction.
Physics Classroom
The Physics Classroom: Vector Components
An excellent lesson on vectors and their components, with multiple illustrated examples.
Physics Classroom
The Physics Classroom: The Human Ear
Informative article on the human ear. Describes the parts and function of the ear. Explains how the ear functions when listening to music.
Physics Classroom
The Physics Classroom: The Apple, the Moon, and the Inverse Square Law
Describes the logic behind the development of Newton's law of universal gravitation. Beginning with Johannes Kepler and his three laws of planetary motion, content walks the reader through Newton's thought process and development of this...
Physics Classroom
The Physics Classroom: Formation of Standing Waves
How are standing wave formations formed? Why are they only formed when the medium is vibrated at specific frequencies? What makes these so-called frequencies so special and magical? These questions are answered in this exploration of...
Physics Classroom
The Physics Classroom: Nodes and Antinodes
In this thorough lesson, nodes and antinodes are explained and compared to crests and troughs. A "Check Your Understanding," set of questions is included at the end of the lesson with answers.
Physics Classroom
The Physics Classroom: Kinematic Equations & Problem Solving
This excellent high school physics tutorial from The Physics Classroom investigates motion formulas using several problem-solving strategies including diagrams, equations, and lists.
Physics Classroom
The Physics Classroom: Light Waves and Color
The behavior of light waves is introduced and discussed. Also, polarization, color, diffraction, and interference are introduced and discussed thoroughly as supporting evidence of the wave nature of light.
Physics Classroom
The Physics Classroom: The Physics Classroom Homepage
For anyone who needs extra reinforcement with physics or simply loves and can't get enough physics practice check out the vast learning opportunities tucked inside "The Physics Classroom." Tutoring, multimedia, Mind on Physics,...
Physics Classroom
The Physics Classroom: Determining the Net Force
Online classroom site explaining the concept of balanced and unbalanced forces. The site has examples and exercises for the student to review and try.
Physics Classroom
The Physics Classroom: Static Electricity: Electric Force: Coulomb's Law
This informative tutorial on Coulomb's Law and electric force in physics features a definition as well as formulas, diagrams, and learning exercises.
Physics Classroom
The Physics Classroom: Behavior of Waves
Boundary behavior, incident pulse, reflected pulse,and transmitted pulse are explained in this thorough tutorial. Animation and drawings are used to clarify the concepts.
Physics Classroom
The Physics Classroom: Polarization
"How Do We Know Light Behaves as a Wave?" An answer is provided in this discussion of the polarization of light and the use of Polaroid filters in sunglasses. The four methods discussed on this page are: polarization by transmission,...
Physics Classroom
The Physics Classroom: Vectors and Direction
A complete lesson/tutorial on vectors. Learn about vector addition, vector resolution, vector components, and resultants. Numerous examples and learning exercises are provided.
Physics Classroom
The Physics Classroom: Acceleration
Topics covered include what acceleration is, the difference between constant and non-constant acceleration, acceleration in a free-falling object, the equation used to compute acceleration, and the difference between positive and...
Physics Classroom
The Physics Classroom: Light Waves and Color Table of Contents
Students explore color, vision, and two-point source interference. The tutorial consists of lessons and problems to check for understanding.
Physics Classroom
The Physics Classroom: Momentum and Its Conservation Table of Contents
Students examine the impulse-momentum change theorem, the law of momentum conservation, and real world applications. The tutorial consists of lessons and problems to check for understanding.
Physics Classroom
The Physics Classroom: Vectors and 2 D Motion Table of Contents
Learners explore vectors, projectile motion, and forces in two-dimension. The tutorial consists of lessons and problems to check for understanding.
Physics Classroom
The Physics Classroom: 1 D Kinematics: Table of Contents
Learners examine motion with words, equations, diagrams, and graphs. Some topics investigated are position, velocity, acceleration, and free fall. The tutorial consists of lessons and problems to check for understanding.