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MATRIC REWRITE MAY/JUNE 2022
REACTION RATES -GR12 PAPER 2 CHEMISTRY
Lesson 1: Collision Theory and Factors affecting rate of reaction ( surface area, concentration and pressure) (17:06)
Lesson 2 : Factors affecting rate of reaction ( temperature and catalyst) (8:11)
Lesson 3 : How to Calculate the Rate of a Reaction from a given graph (14:10)
Lesson 4 : Graphs (13:51)
WORK,ENERGY, POWER - GR12 PAPER 1 PHYSICS
Lesson 1 :How to calculate work done by a Force (10:49)
Lesson 2 :How to Calculate the NET WORK done on an object (15:01)
Lesson 3 :Work energy Theorem-Past Paper Q
Lesson 4 : How to calculate Power (33:26)
Lesson 5 : Worked solution EC trial 2018 Q5 (11:59)
Lesson 6 : Law Conservation of Mechanical Energy (15:24)
Lesson 7 : Mechanical Energy and Work Energy Theorem -Past Paper Q (9:06)
Lesson 8 : Mechanical energy and Momentum -Past Paper Q (11:54)
ELECTROSTATICS - GR11/12 PAPER 1 PHYSICS
Lesson 1 : Electrostatic Force & Coulombs Law (11:30)
Lesson 2 : Electric Field (12:36)
Lesson 3 : Net Electrostatic Force when charges are in a in a straight line Past Paper Q (14:35)
Lesson 4 : Net Electric Field when charges are in a straight line Past Paper Q (12:15)
Lesson 5 : Net Electrostatic Force when charges are at an angle(2D) Past Paper Q (13:31)
Lesson 6 : Electrostatics and Newtons Laws Past Paper Q (8:09)
CHEMICAL EQUILIBRIUM
Lesson 1 : What is Chemical Equilibrium (19:06)
Lesson 2 :Equilibrium Constant kc (12:28)
Lesson 3 :How to Calculate Equilibrium Constant Kc (16:21)
Lesson 4 : Calculating kc from a graph (13:10)
Lesson 5 : Calculations when GIVEN kc - using x (17:22)
Lesson 6 : Factors that Disturb Equilibrium & Le Chateliers Principle (20:14)
Lesson 7 : Concentration and Le Chateliers Principle (20:40)
Lesson 8 ; Pressure and Le Chateliers Principle (21:05)
Lesson 9 : Temperature and Le Chateliers Principle (17:12)
Lesson 10 : Using Le Chateliers Principle to determine whether a reaction is endothermic or exothermic (16:19)
Lesson 11 : Graph Interpretation and Le Chateliers Principle
ACIDS AND BASES - PAPER 2 : CHEMISTRY
Lesson 1 :Revision Gr11 Part 1 (18:38)
Lesson 2 :Revision Gr11 Part 2 (13:56)
Lesson 3 : Titration/Neutralisation (5:55)
Lesson 4 : Titration - Past Paper Kzn June 2014 (14:45)
Lesson 5 : Calculate pH of an acid (9:52)
Lesson 6 :Calculate pH of a base (5:37)
Lesson 7 : Given pH, Calculate ACID concentration (10:25)
Lesson 8: Given pH, Calculate BASE concentration (8:04)
Lesson 9: Auto Ionization of Water (6:39)
Lesson 10: Hydrolysis (11:39)
Lesson 11 : Acid Base Stoichiometry INTRO (8:30)
Lesson 12 Acid Base Stoichiometry Past Paper Q : pH of final solution at endpoint (17:23)
Lesson 13 :Acid Base Stoichio Past Paper Q: Diluting solutions (12:40)
GR11 STOICHIOMETRY REVISION /MOLE CALCULATIONS
Gr11 Stoichio Revision: Important Equations (25:55)
Gr11 Stoichio Revision: Molar Ratio (16:11)
Gr11 Stoichio Revision: Limiting Reactant (10:15)
Gr11 Stoichio Revision: limiting reactant past paper Q (4:48)
Gr11 Stoichio Revision: Percentage Yield (11:59)
Gr11 Stoichio Revision: Percentage Yield Past paper Q (4:25)
Gr11 Stoichio Revision: Percentage Purity (10:25)
Gr11 Stoichio Revision: Diluting Solutions (9:44)
ELECTRIC CIRCUITS : BACK TO BASICS - GR10/11 REVISION
GR10/11 REVISION : Basic Circuit Concepts (7:29)
GR10/11REVISION : How to identify series and parallel circuits (20:29)
GR10/11 REVISION : Difference between series and parallel circuits (10:11)
GR10/11 REVISION : Example-Series Circuit (15:58)
GR10/11 REVISION : Example - Parallel Circuit (13:59)
GR10/11 REVISION : Example 1 - Combined Circuit (20:23)
GR10/11 REVISION : Example 2 - Combined Circuit (14:30)
GR10/11 REVISION : REMOVING A RESISTOR FROM A CIRCUIT (12:42)
ELECTRIC CIRCUITS GR12 INTERNAL RESISTANCE) -PAPER 1 : PHYSICS
Lesson 1 : EMF , Internal Resistance and Lost Volts (10:31)
Lesson 2 : Experiment- Internal Resistance and Lost Volts (22:21)
Lesson 3 : Circuit Calculations- Internal Resistance and Lost Volts (33:33)
Lesson 4 : Tips for Circuit Calculations (15:05)
Lesson 5 : Circuit Calculations : Past paper-GP SEPT 2016 (16:31)
Lesson 6 : Circuit Calculations : Past paper-FS SEPT 2016 (22:22)
Lesson 7 : Circuit Calculations : Past paper-EC SEP 2017 (25:34)
Lesson 8 : Ohms Law Experiment Questions (16:06)
Lesson 9 : Comparing Power of Light Bulbs (9:28)
Lesson 10 : Calcutating Cost of electricity (9:38)
ELECTRODYNAMICS -P1 : PHYSICS
Lesson 1 : Differences between Motors and Generators (16:28)
Lesson 2 : AC vs DC (15:41)
Lesson 3 : Graphs of AC vs DC (13:48)
Lesson 4 : AC Crcuit Calculations (11:33)
Lesson 5 : Past paper-GP SEPT 2016 (6:18)
Lesson 6 : Past paper-Limpopo Sept 2019 (7:57)
Lesson 7 : Past paper-KZN TRIAL 2015 (11:16)
NEWTONS LAWS GR11/12
Lesson 1: Types of Forces (18:43)
Lesson 2 : Newtons Laws 1,2,3 (12:50)
Lesson 3: Horizontal Forces (5:50)
Lesson 4: Vertical Forces (4:00)
Lesson 5: Forces on an INCLINED PLANE (21:17)
Lesson 6: Force acting at an angle (20:24)
Lesson 7: Two-body systems INTRO (21:39)
Lesson 8 : Two-body systems- HORIZONTAL FORCES (18:46)
Lesson 9 :Two-body systems- INCLINED PLANE (16:46)
Lesson 10 : Two-body systems - FORCES AT AN ANGLE (22:47)
Lesson 11 :Two-body systems - 2 HANGING OBJECTS (9:42)
Lesson 12 : Newtons Gravitational Law INTRO (7:44)
Lesson 13 :Newtons Gravitational Law Example (7:20)
VERTICAL PROJECTILE MOTION : PAPER 1-PHYSICS
Lesson 1 : Projectile Motion-Basic Concepts
Lesson 2 : Object projected vertically upwards (41:36)
Lesson 3: Graph Interpretation - Position vs Time Graph (21:21)
Lesson 4: Graph Interpretation - Velocity vs Time Graph (21:13)
Lesson 5: Object RELEASED from a MOVING OBJECT (14:01)
Lesson 6: Bouncing Ball (22:49)
Lesson 7: Bouncing Ball with Momentum and Impulse (15:21)
Lesson 8: Two objects released/projected FEW SECONDS APART (10:50)
Lesson 9: Two objects- Simultaneous Equations (11:47)
MOMENTUM : PAPER 1-PHYSICS
Lesson 1 : Momentum and Impulse (15:00)
Lesson 2 : Conservation of Linear Momentum MSED 2015 (18:15)
Lesson 3 : Conservation of Linear Momentum KZN 2014 (10:40)
Lesson 4 : Momentum and Graphs (11:32)
ORGANIC CHEMISTRY : PAPER 2-CHEMISTRY
Lesson 1: Intro and Alkanes, Alkenes, Alkynes, Haloalkanes (31:05)
Lesson 2: IUPAC Naming - Worked Examples (12:33)
Lesson 3: Alcohols, Ketones, Aldehydes and Carboxylic Acids (25:19)
Lesson 4: Esters and Esterification (27:01)
Lesson 5: Addition Reactions (15:35)
Lesson 6: Elimination Reactions (24:53)
Lesson 7: Substitution Reaction and Combustion Reactions (17:10)
Lesson 8: Organic Reaction Past Paper q -FS SEPT 16 (13:15)
Lesson 9: Organic Reaction Past Paper q -SCE 2019 (14:08)
Lesson 10: Intermolecular Forces (IMF) and Physical Properties (25:52)
Lesson 11: IMF Past Paper SCE 2019 (11:41)
ELECTROCHEMISTRY : PAPER 2-CHEMISTRY
Lesson 1 - Gr11 Revision ; Redox Reactions and how to use the Table of Standard Reduction Potentials (10:28)
Lesson 2 : Galvanic Cell (43:54)
Lesson 3 : Galvanic Cell -Past Paper Nov 2014 (18:07)
Lesson 4 : Difference between Galvanic and Electrolytic Cell (12:28)
Lesson 5 : Electrolytic Cell - Electrolysis/Decomposition of copper chloride (11:44)
Lesson 6 : Electrolytic Cell - Electroplating (11:01)
Lesson 7 : Electrolytic Cell - Electrorefining/purification (11:35)
Lesson 8 : Electrolytic Cell - Electrolysis of NaCl/Chlor Alkali (13:23)
Lesson 9: Electrolytic Cell - Aluminium Extraction (12:49)
Lesson 10: similarities between purifying Cu and electrolysis of CuCl2 (5:21)
Lesson 11 : Past paper - KZN trial 2019 (13:16)
DOPPLER EFFECT: PAPER 1 - PHYSICS
Lesson 1 : Doppler Effect important concepts (12:21)
Lesson 2 : Doppler effect Equation - worked example from Past Paper (17:42)
Lesson 3 : Past Paper Question (10:48)
Lesson 4 : Past Paper Question with graph (13:31)
Lesson 4 : Past Paper Question with graph (7:08)
PHOTOELECTRIC EFFECT : PAPER 1 - PHYSICS
Lesson 1 : The Photoelectric Effect (30:13)
Lesson 2: Past paper Q- Limpopo Trial 2016 (14:17)
Lesson 3; Graphs -Past Paper Q- Exemplar 2014 (19:07)
MULTIPLE CHOICE PAPER 2 CHEMISTRY
MCQ EC TRIAL 2020 P2 (16:06)
MCQ NOV 2015 P2 (25:12)
MCQ SCE 2016 P2 Q1.7 AND 1.8 ONLY (12:16)
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Lesson 3: Graph Interpretation - Position vs Time Graph
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