Khan Academy
Khan Academy: What Is Physics?
Article attempts to answer the question "what is Physics?" Takes a look at concepts such as force, motion, Newton's Laws, work, energy, and much more.
Khan Academy
Khan Academy: What Is Physics?
Let's think about what physics is and what topics are covered in AP Physics 1.
Khan Academy
Khan Academy: What Is Tension?
What is tension? How do you calculate tension? This site will review over how ropes pull on things and how to handle that kind of force.
Khan Academy
Khan Academy: What Is Displacement?
Learn the definitions of position, displacement, distance, and distance traveled and view examples of each.
Khan Academy
Khan Academy: What Is Weight?
This article on weight will help you prepare for the AP Physics test. Included are example problems to help you practice.
Khan Academy
Khan Academy: What Is Velocity?
Velocity or speed? Instantaneous or average? Keep building your physics vocabulary.
Khan Academy
Khan Academy: What Is Friction?
Learn about the force of friction on this reference page which defines why friction is important and how it can change physic problems.
Khan Academy
Khan Academy: What Is a Centripetal Force?
Learn what centripetal forces are and how to calculate them. Included are two problems with the solutions provided.
Khan Academy
Khan Academy: What Is Centripetal Acceleration?
Learn what centripetal acceleration means and how to calculate it. Included are two example problems with solutions.
Khan Academy
Khan Academy: What Is Magnetic Force?
An article defining what magnetic force is and how to calculate it.
Khan Academy
Khan Academy: What Is Thermal Energy?
Learn what thermal energy is and how to calculate it.
Khan Academy
Khan Academy: What Is Power?
Learn what power means and how we use it to describe the rate of energy transfer.
Khan Academy
Khan Academy: What Is Kinetic Energy?
Learn what kinetic energy means and how it relates to work.
Khan Academy
Khan Academy: What Is Conservation of Energy?
Learn what conservation of energy means, and how it can make solving problems easier.
Khan Academy
Khan Academy: What Is the First Law of Thermodynamics?
Learn what the first law of thermodynamics is and how to use it.
Khan Academy
Khan Academy: What Is Center of Mass?
A webpage exploring the center of mass. Learn what the center of mass is and how to calculate the value.
Khan Academy
Khan Academy: What Is Conservation of Momentum?
Learn what conservation of momentum means and how to use it with this reference page.Page also includes practice problems with answers.
Khan Academy
Khan Academy: What Is Newton's First Law?
Newton's First Law also called the law of inertia is the most important thing to realize about motion. This article offers more information on motion and explains solved problems involving Newton's First Law. Also included is a video...
CK-12 Foundation
Ck 12: Physical Science: Wave Amplitude
[Free Registration/Login may be required to access all resource tools.] What wave amplitude is and how to measure it, and what determines the amplitude of a wave.
CK-12 Foundation
Ck 12: Physical Science: Mechanical Wave
[Free Registration/Login may be required to access all resource tools.] What a mechanical wave is and what it travels through, and different types of mechanical waves.
CK-12 Foundation
Ck 12: Physical Science: Electronic Device
[Free Registration/Login may be required to access all resource tools.] Explains what an electronic device is and discusses the computer.
CK-12 Foundation
Ck 12: Physical Science: Electric Fields
Explore what an electric field is and how electric fields interact with this module. Module includes a video, interactive activity, and review questions.
CK-12 Foundation
Ck 12: Physical Science: Heat Conduction
[Free Registration/Login may be required to access all resource tools.] Investigates what conduction is, how it works, and gives examples of conduction.
CK-12 Foundation
Ck 12: Physical Science: Electromagnetic Induction
[Free Registration/Login may be required to access all resource tools.] Covers what electromagnetic induction is, how it occurs, the current produced from it, and how it is used.