Khan Academy
Khan Academy: Trig Challenge Problem: Multiple Constraints
In this video [12:48] Sal solves a very complicated algebraic trig problem that appeared as problem 47 in the 2010 IIT JEE Paper I exam.
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Khan Academy: Unit Reasoning Worked Example
In this video [3:15] Sal Khan works through a question on unit reasoning from the Praxis Core Math test.
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Khan Academy: Units Harder Example
In this video [5:02] watch Sal work through a harder Units problem.
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Khan Academy: Units Basic Example
In this video [2:59] watch Sal work through a basic units problem.
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Khan Academy: What Is Herpes?
Learn about the sexually transmitted disease known as herpes in this video. The symptoms and treatment are discussed. [7:33]
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Khan Academy: Operant Conditioning: Positive and Negative Reinforcement and Punishment
In operant conditioning, positive and negative do not mean good and bad. Instead, positive means you are adding something, and negative means you are taking something away. Reinforcement means you are increasing a behavior, and...
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Khan Academy: Observational Learning: Bobo Doll Experiment and Social Cognitive Theory
This video [9:45] is an explanation of the Bobo Doll Experiment, how it demonstrated learning performance distinction, and resulted in Bandura's Social Cognitive Theory. By Jeffrey Walsh..
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Khan Academy: Nomenclature and Properties of Acyl (Acid) Halides and Acid Anhydrides
This video [10:19] discusses how to name acyl (acid) chlorides and acid anhydrides and how to analyze their physical properties.
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Khan Academy: Zeroth Law of Thermodynamics
These videos [6:11] do not provide medical advice and are for informational purposes only. The videos are not intended to be a substitute for professional medical advice, diagnosis or treatment. Always seek the advice of a qualified...
Khan Academy
Khan Academy: Zero Order Reaction (With Calculus)
In this video [9:52] explains deriving the integrated rate law for zeroth order reactions using calculus. How you can graph zero order rate data to see a linear relationship.
Khan Academy
Khan Academy: Young's Double Slit Introduction
In this video [9:33] we can see interference in action if we shine laser light through two slits onto a screen.
Khan Academy
Khan Academy: Young's Double Slit Problem Solving
This video [7:09] is an example problem involving a double slit experiment.
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Khan Academy: Young's Double Slit Equation
In this video [6:40] you will see how to derive a formula that relates all the variables in Young's double slit experiment.
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Khan Academy: Writing: Subordination and Coordination Basic Example
Watch Sal work through a basic subordination and coordination question from the SAT Writing and Language Test.
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Khan Academy: Writing: Subject Verb Agreement Harder Example
In this video [3:02] watch Sal work through a harder subject-verb agreement question from the SAT Writing and Language Test.
Khan Academy
Khan Academy: Writing: Subject Verb Agreement Basic Example
In this video [1:13] watch Sal work through a basic subject-verb agreement question from the SAT Writing and Language Test.
Khan Academy
Khan Academy: Writing: Shift in Verb, Tense, and Mood Basic Example
In this video [1:35] watch Sal work through a basic shift in verb, tense, and mood question from the SAT Writing and Language Test.
Khan Academy
Khan Academy: Writing: Shift in Verb, Tense, and Mood Harder Example
In this video [6:37] watch David work through an SAT Writing: Shift in verb tense and mood question.
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Khan Academy: Instincts, Arousal, Needs, Drives: Nstincts, Arousa and Cognitive Theories
This video [3:57] focuses on theories of motivation including instincts, arousal, needs, and drive reduction.
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Khan Academy: Early Embryogenesis Cleavage, Blastulation, Gastrulation, and Neurulation
This video [12:20] focuses on early embryogenesis, the creation of a fertilized egg and how the processes of Cleavage, Blastulation, Gastrulation, and Neurulation.
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Khan Academy: Classical Conditioning: Neutral, Conditioned, and Unconditioned Stimuli
This video [5:46] focuses on classic conditioning including neutral, conditioned, and unconditioned stimuli.
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Khan Academy: Classical Conditioning: Extinction, Spontaneous Recovery, Generalization
This video [5:34] discusses the concepts of classical conditioning [repeated over time], generalization, extinction [used to rid of fears, and spontaneous recovery.
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Khan Academy: Calculating the Equilibrium Constant From Standard Cell Potential Edited
These videos [9:39] do not provide medical advice and are for informational purposes only. The videos are not intended to be a substitute for professional medical advice, diagnosis or treatment. Always seek the advice of a qualified...
Khan Academy
Khan Academy: Writing: Within Sentence Punctuation Basic Example
In this video [1:33] watch Sal work through a basic within-sentence punctuation question from the SAT Writing and Language Test.