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: Acute leukemia
Acute leukemias affect specialized blood cells at the most immature stage in their growth. Acute lymphoblastic leukemias (ALL) are the most…
VideoFree10 minutes
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Organic chemistry: Alcohols
Naming alcohols. Organic chemistry Sal and Jay cover topics covered in college organic chemistry course. Basic understanding of basic high …
VideoFree7 minutes
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Health and medicine: Acyanotic heart disease diagnosis
How do we know a patient has an acyanotic heart disease? Learn how health care professionals use a variety of tools to diagnosis these cond…
VideoFree8 minutes
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Health and medicine: Hypertensive crisis
Visit us (http://www.khanacademy.org/science/healthcare-and-medicine) for health and medicine content or (http://www.khanacademy.org/test-p…
VideoFree4 minutes
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Health and medicine: Uterine inversion
Visit us (http://www.khanacademy.org/science/healthcare-and-medicine) for health and medicine content or (http://www.khanacademy.org/test-p…
VideoFree7 minutes
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Organic chemistry: Zaitsev's rule
Zaitsev's Rule for E2 and E1 reactions Organic chemistry Sal and Jay cover topics covered in college organic chemistry course. Basic unders…
VideoFree13 minutes
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Biology: Overview of animal and plant cells
Overview of animal and plant cells. Topics include cell walls, vacuoles, chloroplasts, peroxisomes, lysosomes, mitochondria, etc. Biology L…
VideoFree9 minutes
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Biology: Animal behavior
Hank and his cat Cameo help teach us about animal behavior and how we can discover why animals do the things they do. Biology Life is beaut…
VideoFree10 minutes
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Chemistry: Vapor pressure example
Vapor pressure example using the ideal gas law. Chemistry Did you know that everything is made out of chemicals? Chemistry is the study of …
VideoFree16 minutes
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Organic chemistry: Using pKa values to predict the position of equilibrium
How to use pKa values to predict the position of equilibrium for organic acid-base reactions Organic chemistry Sal and Jay cover topics cov…
VideoFree8 minutes
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Biology: Alcohol or ethanol fermentation
Alcohol or ethanol fermentation, including yeast and its role in bread and wine production. Biology Life is beautiful! From atoms to cells,…
VideoFree6 minutes
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Chemistry: Empirical, molecular, and structural formulas
Examples to demonstrate the difference between empirical, structural, and molecular formulas Chemistry Did you know that everything is made…
VideoFree7 minutes
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Health and medicine: Action potentials in pacemaker cells
Find out how the pacemaker cells use the movement of sodium, calcium, and potassium to get your heart beating! Rishi is a pediatric infecti…
VideoFree16 minutes
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Biology: Ecology - Rules for living on earth
Hank introduces us to ecology - the study of the rules of engagement for all of us earthlings - which seeks to explain why the world looks …
VideoFree10 minutes
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Health and medicine: Dilated cardiomyopathy: Pathophysiology and diagnosis
Health and medicine The medical world can be a confusing place. Patients, their families, and even students entering health fields might fe…
VideoFree10 minutes