PHYSBUDDY INTRO
GR11 2024 TERM 3 - IMPORTANT INFORMATION
GRADE 11 - OCT NOV 2024
STOICHIOMETRY /QUANTITATIVE ASPECTS OF CHEMICAL CHANGE- PAPER 2 ;CHEMISTRY
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Lesson 1 : Revision Gr10 concepts (25:55)
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Lesson 2 : Empirical and Molecular formulae (11:23)
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Lesson 3 : Molar Ratio (16:11)
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Lesson 4 : Limiting and Excess Reactant (10:15)
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Lesson 5 : Limiting Reactant - Past Paper QUESTION (4:48)
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Lesson 6 : Percentage Yield (11:59)
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Lesson 7 : Percentage yield -Past Paper Question (4:25)
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Lesson 8 : Percentage Purity (10:25)
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Lesson 9: Concentration and Dilution of Solutions (9:44)
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Lesson 10 : Graph Interpretation-Past Paper Question (14:05)
ACIDS AND BASES : PAPER 2 -CHEMISTRY
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Lesson 1 : Acids and bases intro and conjugate pairs (18:38)
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Lesson 2 : Strong vs weak acids (13:56)
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Lesson 3 : Past Paper Q1 ACIDS AND BASES (12:08)
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Lesson 4 : Past Paper Q2 ACIDS AND BASES (19:09)
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Lesson 5 : Calculate pH of an acid (9:52)
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Lesson 6 :Calculate pH of a base (5:37)
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Lesson 7 : Given pH, Calculate ACID concentration (10:25)
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Lesson 8: Given pH, Calculate BASE concentration (8:04)
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Lesson 9: Auto Ionization of Water (6:39)
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pH Calculation and Stoichiometry Exam Question : With dilution (6:11)
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pH Calculation Exam Question-Given pH (7:07)
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pH Calculation and Stoichiometry Exam Question : With % Purity (15:35)
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pH Calculation and Stoichiometry Exam Question : 'EXCESS' reactant titrated (11:31)
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ACID BASE MCQ (11:04)
ENERGY AND CHANGE: PAPER 2 -CHEMISTRY
GASES AND GAS LAWS - PAPER 2 : CHEMISTRY
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Lesson 1 : Kinetic Molecular Theory (10:48)
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Lesson 2 : Boyles Law (21:18)
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Lesson 3 : Charles Law (27:38)
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Lesson 4 : Lusaacs Law (13:36)
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Lesson 3 : Ideal Gas Equation & General Gas Equation (11:31)
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Lesson 4 : Ideal Gases vs Real Gases (9:44)
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Lesson 5 : Past Paper Q: Graph interpretation (17:41)
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MCQ GAS LAWS (18:37)
VECTORS :PAPER1 - PHYSICS
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Lesson 1 : Resultant Vectors and using Tail to Head Diagram to find Resultant (24:10)
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Lesson 2 : Resultant of 4 co-linear vectors on a Cartesian plane (13:08)
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Lesson 3 : Vectors at an Angle -Resolving into x and y Components (11:11)
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Lesson 4 : Resultant of Vectors at an angle to the horizontal (18:55)
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Lesson 5 : Vectors in Equilibrium (15:03)
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Lesson 6 :Multiple Choice : Vectors (10:22)
NEWTONS LAWS
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Lesson 1: Types of Forces (18:43)
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Lesson 2 : Newtons Laws 1,2,3 (12:50)
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Lesson 3: Horizontal Forces (5:50)
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Lesson 4: Vertical Forces (4:00)
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Lesson 5: Forces on an INCLINED PLANE (21:17)
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Lesson 6: Force acting at an angle (20:24)
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Lesson 7: Two-body systems INTRO (21:39)
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Lesson 8 : Two-body systems- HORIZONTAL FORCES (18:46)
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Lesson 9 :Two-body systems- INCLINED PLANE (16:46)
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Lesson 10 : Two-body systems - FORCES AT AN ANGLE (22:47)
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Lesson 11 :Two-body systems - 2 HANGING OBJECTS (9:42)
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Lesson 12 :Two-OBJECTS STACKED
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Lesson 12 : Newtons Gravitational Law INTRO (7:44)
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Lesson 13 :Newtons Gravitational Law Example (7:20)
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Lesson 14 MULTIPLE CHOICE : NEWTONS LAWS (19:17)
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NEWTONS LAWS CHAPTER OVERVIEW/ROADMAP (11:36)
ELECTROSTATICS - GR11/12 PAPER 1: PHYSICS
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Lesson 1 : Electrostatic Force & Coulombs Law (11:30)
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Lesson 2 : Electric Field (12:36)
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Lesson 3 : Net Electrostatic Force when charges are in a in a straight line (14:35)
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Lesson 4 : Net Electric Field when charges are in a straight line(1D) (12:15)
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Lesson 5 : Net Electrostatic Force when charges are at an angle(2D) (13:31)
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Lesson 6 : Electrostatics and Newtons Laws (8:09)
ELECTRIC CIRCUITS - PAPER 1
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Lesson 1 : GR10 REVISION - Basic Circuit Concepts (7:29)
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Lesson 2 : Gr10 REVISION - How to identify series and parallel circuits (20:23)
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Lesson 3 : GR10 REVISION - Difference between series and parallel circuits (10:01)
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Lesson 4 : GR10 REVISION - Example-Series Circuit (15:53)
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Lesson 5 : Gr10 REVISION - Example - Parallel Circuit (13:59)
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Lesson 6 : Gr10 REVISION : Combined Circuit Example 1 (20:23)
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Lesson 7 : GR10 REVISION - Combined Circuit Example 2 (14:30)
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Lesson 8 : GR10 REVISION : REMOVING A RESISTOR FROM A CIRCUIT (12:42)
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Lesson 9 : Gr11 Circuits
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Lesson 10 : Past Paper -Q1 (22:53)
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Lesson 11: Past Paper Q2 (26:45)
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Lesson 12 : Past Paper -Q3 (13:25)
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Lesson 13 : Ohms Law Experiment Gr11/12 (16:06)
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Lesson 14 : Comparing brightness of bulbs (9:28)
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Lesson 15 : Calculating Cost of Electricity (9:38)
ELECTRIC CIRCUITS WITH INTERNAL RESISTANCE) -PAPER 1 : PHYSICS
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IMPORTANT NOTE : NEW IN 2024
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Lesson 1 : EMF , Internal Resistance and Lost Volts (10:31)
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Lesson 2 : Experiment- Internal Resistance and Lost Volts (22:21)
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Lesson 3 : Circuit Calculations- Internal Resistance and Lost Volts (33:33)
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Lesson 4 : Tips for Circuit Calculations (15:05)
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Lesson 5 : Circuit Calculations : Past paper-GP SEPT 2016 (16:31)
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Lesson 6 : Circuit Calculations : Past paper-FS SEPT 2016 (22:21)
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Lesson 7 : Circuit Calculations : Past paper-EC SEP 2017 (25:34)
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Lesson 8 : Ohms Law Experiment Questions (16:06)
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Lesson 9 : Comparing Power of Light Bulbs (9:28)
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Lesson 10 : Calcutating Cost of electricity (9:38)
ELECTROMAGNETISM : PAPER1 - PHYSICS
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CHAPTER OVERVIEW :ELECTROMAGNETISM (2:30)
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Lesson 1 : Right hand rule to find magnetic field around a straight current carrying conductor (16:33)
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Lesson 2 : Right hand solenoid rule and Lenz's Law (12:57)
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Lesson 3 : Electromagnetic Induction & Faradays Law (6:33)
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Lesson 4: Faradays Law Calculations- PAST PAPER Q (10:14)
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ELECTROMAGNETIC INDUCTION DEMONSTRATION
MATTER AND MATERIALS : PAPER 2 -CHEMISTRY
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OVERVIEW GR11 ATOMIC COMBINATIONS (8:53)
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Lesson 1 : Gr10 Revision - Lewis Dot Diagrams (10:07)
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Lesson 2 : Gr10 Revision - Covalent Bonding (19:11)
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Lesson 3 : Gr10 Revision - Ionic Bonding (10:00)
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Lesson 4 : Dative Covalent Bond (7:53)
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Lesson 5 : Bond Polarity and EN difference (8:51)
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Lesson 6 : VSEPR and Molecule Polarity (34:21)
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Lesson 7 : Intro to intermolecular forces and effect on physical properties (16:24)
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Lesson 8 : Worked Examples Past Paper 1 (11:30)
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Lesson 9 : Worked Examples Past Paper 2 (9:13)
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Lesson 10 : Worked Examples Past Paper 3 (25:06)
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Lesson 12 : SUMMARY: intermolecular forces (7:42)
REDOX REACTIONS: PAPER 2 -CHEMISTRY
