Mechanics

Kinematics

Speed & Velocity - Speed and velocity as changes of coordinates with respect to time
Acceleration - Acceleration as changing of velocity with respect to time
Equation of Motion - General equation of motion for a constant acceleration
Free Fall - Describing free falling objects in the gravitational field of the earth
Vertical Shot - Calculating the trajectory of objects with an initial speed upwards
Horizontal Shot - How to describe objects that were thrown horizontally
Projectile Motion - Generalizing the motion of an object in the gravitational field of the earth

Forces - Definition and examples of forces in physics
Newton's Laws - Three fundamental laws of classical mechanics for calculating the motion of objects
Centripetal Force - Force acting on a body rotating around a center
Hooke's Law - A relation between the force and expansion of a spring

Golden Rule - Motivation of the terms energy and work
Potential Energy - How does the energy of an object in the gravitational field of the earth change with height
Kinetic Energy - The motional energy of a moving object
Energy Conservation - Energy can never be created or destroyed, but only transferred from one into another
Mechanical Power - Mechanical power as the fraction of work with respect to time

Momentum - Definition of momentum as a very important quantity for describing collisions
Inelastic Collisions - Inelastic collisions can be described using the momentum conservation
Elastic Collisions - For calculating elastic collisions, energy and momentum conservation has to be applied

Center of Mass - How to calculate the center of mass of a solid body
Rotational Energy - Motion energy for rotating solid bodies and moment of intertia
Parallel Axis Theorem - How to calculate the moment of inertia if the rotational axis does not cross the center of mass of an object

Spring Pendulum - The easiest oscillator in mechanics
Simple Pendulum - An approximation to real pendulums
Damped Oscillator - Introducing damping to the oscillations
Forced Oscillations - Forcing a system to oscillate with a given frequency
Wave Equation - Propagation of oscillations in space
Standing Waves - Superposition of waves with equal wave lengths
Doppler Effect - Variation in frequency and wavelength for moving sources or receivers

Hydrostatic Pressure - Static pressure at a certain depth under the water surface
Buoyancy - Uplifting force to objects as a result of hydrostatic pressure
Volume Flow - Describing motion of fluids
Bernoulli's Principle - Deriving energy equation for moving fluids
Toricelli's Law - Applying Bernoulli's principle to specific example
Viscosity - Using viscosity for describing inner friction of a fluid
Hagen-Poisseille Equation - Volume flow including inner friction

Kepler's Laws - First laws of celestial mechanics derived from observing the motion of planets
Law of Gravity - Newton's law of gravity based on Kepler's laws
Orbital Speed - The condition for a celestial object to surrounding a central body
Escape Velocity - How fast does an object have to be in order to leave a planet

Galilei Transformation - Easiest coordinate transformation between two reference systems
Principle of Relativity - Explaining the two fundamental principles for the special theory of relativity
Lorentz Transformation - How can coordinates of two systems be transformed to keep the speed of light constant
Time Dilation - The first law derived from special theory is related to timings in different reference frames
Relativistic Velocity Addition - Adding two velocities realistically
Relativistic Momentum - Momentum and momentum conservation in special relativity
Relativistic Energy - Energy and energy conservation in special relativity
Energy-Momentum Relation - Very important relation between energy and momentum

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