287 free courses & lectures available for Physics

More on Newton's first law of motion | Physics | Khan Academy

by Khan Academy on Youtube Youtube
Duration: 0.16 hours
Newton's First Law (Galileo's Law of Inertia). Created by Sal Khan. Watch the next lesson: ...
  
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Normal force in an elevator | Forces and Newton's laws of motion | Physics | Khan Academy

by Khan Academy on Youtube Youtube
Duration: 0.2 hours
How the normal force changes when an elevator accelerates. Created by Sal Khan. Watch the next lesson: ...
  
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Inclined plane force components | Forces and Newton's laws of motion | Physics | Khan A...

by Khan Academy on Youtube Youtube
Duration: 0.21 hours
Figuring out the components of the force due to gravity that are parallel and perpendicular to the surface of an inclined plane. Created by Sal Khan. Watch the ...
  
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Centripetal force and acceleration intuition | Physics | Khan Academy

by Khan Academy on Youtube Youtube
Duration: 0.18 hours
The direction of the force in cases of circular motion at constant speeds. Created by Sal Khan. Watch the next lesson: ...
  
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Triboelectric effect and charge | Physics | Khan Academy

by Khan Academy on Youtube Youtube
Duration: 0.2 hours
Learn the physics behind why a balloon clings to things after you rub it on a sweater. Watch the next lesson: ...
  
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Thermal conduction, convection, and radiation | Thermodynamics | Physics | Khan Academy

by Khan Academy on Youtube Youtube
Duration: 0.15 hours
Fire as thermal conduction, convection, and radiation. Watch the next lesson: ...
  
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Intuition behind formula for thermal conductivity | Physics | Khan Academy

by Khan Academy on Youtube Youtube
Duration: 0.11 hours
Intuition behind formula for thermal conductivity. Watch the next lesson: ...
  
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Introduction to physics | One-dimensional motion | Physics | Khan Academy

by Khan Academy on Youtube Youtube
Duration: 0.16 hours
An overview video of what physics is about as we delve deeper in future videos! Watch the next lesson: ...
  
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Michelson–Morley Experiment introduction | Special relativity | Physics | Khan Academy

by Khan Academy on Youtube Youtube
Duration: 0.14 hours
Simple idea behind the Michelson‒Morley experiment to detect ether wind. Watch the next lesson: ...
  
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Introduction to the Lorentz transformation | Special relativity | Physics | Khan Academy

by Khan Academy on Youtube Youtube
Duration: 0.14 hours
So we've got two coordinate systems from the perspectives of two observers. How can we convert spacetime coordinates between these? Enter the Lorentz ...
  
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