Videos [1–100 of 16659 videos]
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05:19Bond Energy Changes in the Water–Gas Shift Reaction
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02:55
Discussing the Existence of the Limit of a Piecewise-Defined Function Containing Absolute Value in Its Rules at a Certain Point
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04:07
Discussing the Monotonicity of a Polynomial Function
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02:55
Finding the Determinants in Cramer’s Rule
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01:24
Finding the Equation of a Plane
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03:51
Finding the General Equation of a Plane
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03:29
Finding the Length of a Tangent to a Circle Using the Application of Similarity in Circles
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06:00
Finding the Parametric Equation of a Plane
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17:36
Intersection of Planes
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14:24
Voltmeters
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03:46
Determining the Average Velocity of an Object
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04:09
Solving Word Problems Involving Average Velocity
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02:06
Calculate the Sample Size of a Stratum Given the Sample Size of Other Strata and the Population Size
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01:47
Calculate the Sample Size of a Stratum Given the Sample Size of the Other Stratum and the Population Size
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01:50
Calculating Information about a Population Based on Stratum Sizes and Proportions
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01:06
Determine If a Sampling Scenario Is Stratified Random Sampling
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17:21
Addition Reactions of Alkenes
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16:49
Alkynes
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04:38
Analysis of Two Coplanar Forces Acting at a Point to Produce a Resultant
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08:30
Analyzing the Motion of Two Bodies Hanging Freely Connected by a String Passing through a Pulley
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05:25
Calculating Density Change Using the Continuity Equation for Fluids
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03:04
Calculating Orbital Radius
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03:09
Classifying Organisms into Phyla Based on a Given Description
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02:55
Completing the Equation for Work Done on a Body
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03:30
Composing a Complementary Sequence to a Strand of DNA
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01:12
Defining an Injective Function
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02:18
Describing the Formation of Macromolecules from Monomer Subunits
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04:04
Describing the Major Functions of Parenchyma Tissue
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05:08
Determining How Hydrogen Cyanide Moves Through Cell Membranes
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03:52
Determining the Injectivity of a Function
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03:23
Determining the Number of Oxygen Atoms Present in a Given Number of Moles of Aluminum Nitrate
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02:01
Determining the Tool That Can Measure the Shortest Length
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03:46
Determining the Work Done on a Body by a Force
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04:28
Determining Whether a Given Function Is a One-to-One Function
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02:28
Determining Whether a Relation Represented by an Arrow Diagram Is a Function
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02:29
Evaluating Algebraic Expressions given a Function on a Given Set in Listing Method
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04:43
Explaining the Effect of Low Temperature on the Rate of Enzyme-Controlled Reactions
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02:25
Expressing a Given Series in Sigma Notation
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02:39
Finding a Vector from Its Magnitude and Relationship with a Given Vector
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05:54
Finding Areas of Regular Polygons
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03:36
Finding the Antiderivative of a Polynomial Function
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02:26
Finding the Cartesian Equation of a Line through a Given Point and with a Given Direction Vector
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07:19
Finding the Center of Gravity of Three Equal Discrete Masses Placed on the Sides of a Triangle
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03:54
Finding the Cross Product of Vectors of a Triangle
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02:55
Finding the Determinants in Cramer’s Rule
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03:19
Finding the Distance between a Point and a Plane
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03:53
Finding the Distance between a Point and a Plane
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04:09
Finding the Distance between Two Planes
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04:11
Finding the Equation of a Plane in Vector Form
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05:03
Finding the General Antiderivative of a Function Using the Power Rule of Integration with Fractional Exponents
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02:34
Finding the General Form of the Equation of a Plane
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04:04
Finding the Length of a Chord in a Circle Using the Given Relation between the Chords
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02:08
Finding the Measure of an Inscribed Angle given the Measure of the Central Angle Subtended by the Same Arc
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05:03
Finding the Moment of a Couple Equivalent to a System of Three Forces Acting on a Triangle
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01:17
Finding the One-Sided Limit of a Function from Its Graph at a Point If the Limit Exists
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03:09
Finding the Relation between Two Antiderivatives of the Same Function
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16:31
Homologous Series
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03:50
Identifying the 𝑥-Coordinates of the Turning Points of a Function from a Graph of Its First Derivative
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02:06
Identifying the Correct Formula for Spearman’s Rank Correlation Coefficient
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04:07
Identifying the Name of the Alcohol Produced by the Hydrolysis of Polytrimethylene Terephthalate from a Set of Chemical Names
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04:50
Interpreting the Results of Food Tests to Determine Food Groups Present in an Egg Yolk
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17:47
Measuring Substances
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15:48
Ohm’s Law
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18:00
Properties and Reactions of Iron and Iron Oxides
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06:55
Quarks
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20:27
Rank of a Matrix: Determinants
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05:36
Representing the Density of Free Electrons in a Donor Ion-Doped Semiconductor
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15:13
Reproduction as a Life Process
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04:16
Solving Word Problems Involving Arithmetic Series
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01:14
Understanding Relative Charge in a Pentavalent-Doped Semiconductor
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03:29
Understanding Speed and Radius in the Orbital Speed Equation
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04:38
Using a Punnett Square to Demonstrate Codominance
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03:42
Using a Punnett Square to Demonstrate Incomplete Dominance
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07:45
Using the Inverse Matrix to Solve a System of Linear Equations
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05:52
Using the Law of Sines and Trigonometric Formula for Area of Triangles to Calculate the Areas of Circular Segments
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03:09
Writing a Relation between Two Sets given Its Rule
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11:32
Correlation
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19:32
Pearson’s Correlation Coefficient
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15:43
The Equilibrium of a Body on a Rough Horizontal Plane
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01:21
Calculating the Speed of a Bike That Moves Uniformly
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02:56
Defining the Focal Length of a Convex Mirror
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01:47
Describing Alternating Current
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02:00
Describing Direct Current
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01:41
Describing Electric Using a Current-Time Graph
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01:44
Describing the Behavior of Parallel Rays Incident on a Convex Mirror
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01:00
Describing the Relation between Nuclear Waste and Nuclear Radiation
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01:30
Determining the Aircraft with the Greater Velocity
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01:59
Determining the Charge Flowing past a Point in a Circuit
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01:24
Determining the Focal Point of a Convex Mirror
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01:05
Determining the Formula for Speed
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01:37
Determining The Greatest Speed from a Distance-Time Graph
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02:21
Determining the Type of Lenses Used to Correct Farsightedness
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01:58
Determining the Type of Lenses Used to Correct Nearsightedness
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01:53
Health Risks away from a Nuclear Reactor Accident
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03:39
Identifying The Connection of Ammeters in Circuits
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00:52
Identifying The Symbol for Ammeter
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01:22
Indentifying the Aircraft with the Greater Speed
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00:25
Nuclear Radiation Emission
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00:38
Nuclear Radiation Emission by Objects outside Earth
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00:43
Recalling the Point at Which Light Is Focused by an Eye with Normal Vision
