Khan Academy: 2757 products
Khan Academy is an organization on a mission. We're a not-for-profit with the goal of changing education for the better by providing a free world-class education for anyone anywhere.
All of the site's resources are available to anyone. It doesn't matter if you are a student, teacher, home-schooler, principal, adult returning to the classroom after 20 years, or a friendly alien just trying to get …
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Health and medicine: Long term potentiation and synaptic plasticity
Learn about synaptic plasticity and long-term potentiation, the physiological mechanism behind learning. Health and medicine The medical wo…
VideoFree3 minutes
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Organic chemistry: Alkene stability
How increased substitution leads to more stable alkenes. Organic chemistry Sal and Jay cover topics covered in college organic chemistry co…
VideoFree6 minutes
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Health and medicine: Allergic rhinitis diagnosis and treatment
Health and medicine The medical world can be a confusing place. Patients, their families, and even students entering health fields might fe…
VideoFree11 minutes
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Organic chemistry: Beta-lactam antibiotics
The mechanism of action of beta-lactam antibiotics. Organic chemistry Sal and Jay cover topics covered in college organic chemistry course.…
VideoFree9 minutes
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Health and medicine: Sleep stages and circadian rhythms
Health and medicine The medical world can be a confusing place. Patients, their families, and even students entering health fields might fe…
VideoFree8 minutes
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Health and medicine: What is campylobacteriosis?
Visit us (http://www.khanacademy.org/science/healthcare-and-medicine) for health and medicine content or (http://www.khanacademy.org/test-p…
VideoFree6 minutes
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Health and medicine: Adding up resistance problem
Here's a chance to see if you can combine what you know to add up resistance in series AND in parallel. Rishi is a pediatric infectious dis…
VideoFree3 minutes
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Health and medicine: What is Eisenmenger syndrome?
Eisenmenger's syndrome is when blood in the heart shunts from right-to-left due to increased pressure in the right ventricle. This increase…
VideoFree10 minutes
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Cosmology and astronomy: Cosmological time scale 1
Cosmological Time Scale 1 Cosmology and astronomy It's a great, big universe out there. In this section of Khan Academy, you'll learn about…
VideoFree7 minutes
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Chemistry: Rate of reaction
Definition of reaction rate, and examples of calculating the average rate of reaction. Chemistry Did you know that everything is made out o…
VideoFree9 minutes
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Chemistry: 2015 AP Chemistry free response 3b
Calculating the concentration of weak base using information about equivalence point in a titration. From 2015 AP Chemistry free response 3…
VideoFree6 minutes
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Organic chemistry: Diels-Alder: regiochemistry
How to determine the regiochemical product of a Diels-Alder reaction Organic chemistry Sal and Jay cover topics covered in college organic …
VideoFree4 minutes
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Organic chemistry: Multiple substituents
The directing effects of substituents on a benzene ring. Organic chemistry Sal and Jay cover topics covered in college organic chemistry co…
VideoFree7 minutes
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Health and medicine: Cervical spine protection in airway management (not a substitute for formal training)
Cervical Spine Protection in Airway Management. This is for education only. It is not a substitute for formal training or licensure. Every …
VideoFree11 minutes
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Cosmology and astronomy: Plate tectonics: Evidence of plate movement
Plate Tectonics -- Evidence of plate movement Cosmology and astronomy It's a great, big universe out there. In this section of Khan Academy…
VideoFree13 minutes