Physics Classroom
The Physics Classroom: Newton's Laws: The Meaning of Force
This interactive physics tutorial introduces the basic meaning of force, including contact and non-contact forces.
Physics Classroom
The Physics Classroom: Newton's Laws: Types of Forces
This interactive tutorial gives an in-depth introduction to a variety of forces; both contact, and non-contact.
Physics Classroom
The Physics Classroom: Newton's Laws: Drawing Free Body Diagrams
Students practice reading situations where forces are acting upon objects in all directions and magnitudes, and then draw free-body diagrams to represent the forces. Each problem has a self-checking key linked right on the page.
Physics Classroom
The Physics Classroom: Newton's Laws: Determining the Net Force
Students combine their understanding of acceleration and the fact that a net force causes an acceleration to determine whether or not a net force exists in several practice situations. After each problem, they are able to check their...
Physics Classroom
The Physics Classroom: Newton's Laws: Finding Acceleration
This physics tutorial provides students some practice using a given equation to find the acceleration of an object.
Physics Classroom
The Physics Classroom: Newton's Laws: Identifying Action Reaction Force Pairs
Students are give the opportunity to practice some action-reaction pair problems. Each example is self-checking for on-the-spot reinforcement.
Physics Classroom
The Physics Classroom: Motion and Forces in Two Dimensions: What Is a Projectile
Students apply both kinematic principles and Newton's laws of motion to understand and explain the motion of objects moving in two dimensions, more specifically, the motion of projectiles.
Physics Classroom
The Physics Classroom: Motion/forces in Two Dimensions: Projectile's Trajectory
This illustrated tutorial discusses the horizontal and vertical components of a projectile's motion; specific attention will be given to the presence/absence of forces, accelerations, and velocity.
Physics Classroom
The Physics Classroom: Horizontal and Vertical Components of Velocity
Students learn how to describe the motion of projectiles numerically; specifically how the numerical values of the x and y components of the velocity and displacement change with time. Includes animations and interactive simulation.
Physics Classroom
The Physics Classroom: Horizontally Launched Projectile Problems
In the case of projectiles, students use information about the initial velocity and position of a projectile to predict such things as how much time the projectile is in the air and how far the projectile will go. They do this to make...
Physics Classroom
The Physics Classroom: Vectors: Forces in Two Dimensions:equilibrium and Statics
Through examples and practice problems, this interactive tutorial helps students understand forces that are in a state of equilibrium with a net force of zero.
Physics Classroom
The Physics Classroom: Vectors: Net Force Problems Revisited
Through interactive examples and practice problems, this tutorial helps students understand net force-acceleration problems in which an applied force is directed at an angle to the horizontal.
Physics Classroom
The Physics Classroom: Momentum and Its Conservation: Momentum
Through examples and interactive practice problems, students explore the momentum equation.
Physics Classroom
The Physics Classroom: Momentum and Its Conservation: Real World Applications
In this interactive physics tutorial, students examine some real-world applications of the impulse-momentum change theorem, more specifically, some physics in action in the real world.
Physics Classroom
The Physics Classroom: Momentum and Its Conservation: The Law of Action Reaction
Through examples and practice problems, this interactive tutorial helps students understand the Law of Action-Reaction as it has to do with Newton's Laws.
Physics Classroom
The Physics Classroom: Momentum and Its Conservation: Algebraic Problem Solving
In this physics tutorial, the law of momentum conservation will be combined with the use of a momentum table and some algebra skills to solve problems involving collisions occurring in isolated systems.
Physics Classroom
The Physics Classroom: Momentum and Its Conservation: Equations and Thinking
In this interactive physics tutorial, students will take a more qualitative approach to some collision problems. The questions provide a real test of conceptual understanding of momentum conservation in collisions.
Physics Classroom
The Physics Classroom: Momentum and Its Conservation: Explosions
As with collisions, this interactive physics tutorial shows students how momentum is conserved in explosions.
Physics Classroom
The Physics Classroom: Work, Energy, and Power: Definition/mathematics of Work
Through examples and interactive practice problems, motion will be approached from the perspective of work and energy.
Physics Classroom
The Physics Classroom: Work, Energy, and Power: Calculating Work Done by Forces
Through interactive practice problems and examples, students calculate the amount of work done by forces.
Physics Classroom
The Physics Classroom: Work, Energy, and Power: Potential Energy
This introduction to potential energy contains illustrated examples, example problems, and interactive exercises for application of learning.
Physics Classroom
The Physics Classroom: Work, Energy, and Power: Kinetic Energy
Introduce students to the concept of kinetic energy through interactive practice exercises and illustrated examples.
Physics Classroom
The Physics Classroom: Work, Energy, and Power: Mechanical Energy
Introduce students to the concept of mechanical energy through interactive practice exercises and illustrated examples.
Physics Classroom
The Physics Classroom: Work, Energy, and Power: Power
In this interactive module, students learn the basic terminology and concepts of power as it has to do with work and energy.