Grade 9 Physics: Crash Course

Grade 9 Physics: Crash Course

Course curriculum

1. Introduction
2. 1. What is a Physical Quantity
3. 2. Physical Quantities and SI units
4. 3. Measurement and Length
5. 4. Example of conversion of units of length
6. 5. Worked solution for Question 1
7. 6. Apparatus used to measure Length
8. 7. Worked solution for Question 2
9. 8. The vernier caliper
10. 9. Taking measurement on a vernier caliper
11. 10. Worked solution for Question 3
12. 11. Worked solution for Question 4
13. 12. Measurement of different types of Length
14. 13. Errors made during measurement ( Parallax Error and Zero Error)
1. 1. Definition of Volume
2. 2. Conversion factors for units of Volume
3. 3. Examples on conversion of units of Volume
4. 4. Worked Solution for Question 1
5. 5. Measurement of Volume
6. 6. Measurement of Volume of Liquids
7. 7. Precaution to be taken while using a measuring cylinder
8. 8. Worked Solution for Question 2
9. 9. Measurement of Volume of Regular Solids
10. 10. Worked Solution for Question 3
11. 11. Measurement of Volume of Irregular Solids
12. 12. Method 1 - Volume of a small irregular solid using a measuring cylinder
13. 13. Method 2 - Volume of a large irregular solid using a displacement can
14. 14. Worked Solution for Question 4
15. 15. Worked Solution for Question 5
16. 16. Worked Solution for Question 6
1. 1. Mass
2. 2. Conversion factors for unit of mass + examples
3. 3. Apparatus to measure mass
4. 4. Temperature
5. 5. Conversion factors units of temperature
6. 6. Apparatus to measure temperature
7. 7. Clinical thermometer
8. 8. Digital and laboratory thermometer + worked solution
1. 1. Time
2. 2. Conversion factors for unit of time + examples and worked solution
3. 3. Apparatus used to measure time
4. 4. Human reaction time
5. 5. Taking measurement on digital watch + worked solution
6. 6. Taking measurement on analogue stopwatch
7. 7. Worked solution questions 3
8. 8. The simple pendulum
9. 9. How to measure the time period of a simple pendulum accurately
1. 1. Energy
2. 2. Heat Energy
3. 3. Light Energy
4. 4. Sound Energy
5. 5. Chemical Energy
6. 6. Electrical Energy
7. 7. Kinetic Energy
8. 8. Gravitational Potential Energy
9. 9. Elastic Potential Energy
10. 10. Wind Energy
11. 11. Solar Energy
12. 12. Hydropower
13. 13. Geothermal Energy
14. 14. Tidal Energy
15. 15. Nuclear Energy
16. 16. Forms of Energy
17. 17. Law of Conservation of Energy
18. 18. Worked Solution
19. 19. Renewable and Non Renewable Sources of energy
20. 20. Production of Electricity using Renewable Sources of Energy
21. 21. Production of Electricity using Non Renewable Sources of Energy
22. 22. Advantages and Disadvantages of Renewable forms of Energy
23. 23. Advantages and Disadvantages of Non renewable forms of Energy
1. 1. Mechanical Energy
2. 2. Worked Solution for Question 1
3. 3. Worked Solution for Question 2
4. 4. Worked Solution for Question 3
5. 5. Worked Solution for Question 4
6. 6. Worked Solution for Question 5
7. 7. Worked Solution for Question 6
8. 8. Worked Solution for Question 7
9. 9. Worked Solution for Question 8
10. 10. Conversion of Mechanical Energy (Part 1)
11. 11. Conversion of Mechanical Energy (Part 2)
12. 12. Conversion of Mechanical Energy (Part 3)
13. 13. Worked Solution for Question 9
14. 14. Worked Solution for Question 10
15. 15. Worked Solution for Question 11 (Part 1)
16. 16. Worked Solution for Question 11 (Part 2)
1. 1. Work done
2. 2. Worked Solution for Question 1
3. 3. Worked Solution for Question 2
4. 4. Worked Solution for Question 3
5. 5. Worked Solution for Question 4
6. 6. Work done against gravity
7. 7. Worked Solution for Question 5
8. 8. Power
9. 9. Worked Solution for Question 6
10. 10. Worked Solution for Question 7
11. 11. Worked Solution for Question 8 (Part 1)
12. 12. Worked Solution for Question 8 (Part 2)
13. 13. Worked Solution for Question 9 (Part 1)
1. 1. Heat
2. 2. Temperature
3. 3. Clinical thermometer
4. 4. Laboratory thermometer
5. 5. Digital thermometer
6. 6. Difference between Heat and Temperature
7. 7. Thermal Expansion of Matter
8. 8. Expansion of Solids
9. 9. Expansion of Liquids
10. 10. Expansion of Gases
11. 11. Uses of Thermal Expansion - In Liquid glass thermometer
12. 12. uses of Thermal Expansion - In Bimettalic strip
13. 13. Uses of Thermal Expansion - To open a tight metal lid of a jar
14. 14. Dangers of Expansion - Steel Bridges
15. 15. Dangers of expansion - Expansion of railway lines
1. 1.Rays of light
2. 2. Importance of light
3. 3. Beams of light
4. 4. Experiment to show that light travels in a straight line
5. 5. Luminous Object
6. 6. Non-Luminous Object
7. 7. How can we see luminous objects
8. 8. How can we see non-luminous objects
9. 9. Formation of Eclipse - Solar Eclipse
10. 10. Formation of Eclipse - Lunar Eclipse
11. 11. Speed of light
12. 12. Speed of Light vs Speed of Sound
13. 13. Light Years
1. 1. Reflection of Light
2. 2. Laws of Reflection
3. 3. Types of Reflection
4. 4. Characteristics of an image formed by a plane mirror
5. 5. Worked solution on image obtained from reflection
6. 6. Reflection on image obtained from reflection
7. 7. Worked Solution on Image obtained from Reflection
8. 8. Ray diagrams for image formed by reflection in a plane mirror
9. 9. Further examples on ray diagram for reflections
10. 10. Worked solution on Ray diagrams for image formed by reflection in a plane mirror
11. 11. Worked solution on Ray diagrams for image formed by reflection in a plane mirror_1
12. 12. Applications of Reflection (Uses of mirrors)
1. 1. Refraction of Light
2. 2. Case 1 - Ray of light travelling from medium of lower desinty to medium of highter density
3. 3. Case 2- Ray of light travelling from medium of high density to medium of lower density
4. 4. Case 3- When a ray of light enters perpendicularly in a medium
5. 5. Laws of Refraction
6. 6. Experiment to verify the 2nd Law of Refraction (Snell's Law)
7. 7. Simulation on Experiment to verify the 2nd Law of Refraction (Snell_s Law)
8. 8. Examples of Refraction
9. 9. Ray Diagrams for Refraction
10. 10. Worked solution for Ray diagrams in Refraction
11. 11. Effects of Refraction in our daily life
12. 12. Application of snells law
13. 13. Refractive index formula
14. 14. Refractive index and speed of light
15. 15. Worked solution Q1
16. 16. Worked solution Q2
17. 17. Worked solution Q3
18. 18. Worked solution Q4
19. 19. Worked solution Q5
20. 20. Total internal reflection Part 1
21. 21. Total internal reflection Part 2
22. 22. Total internal reflection Part 3
23. 23. Relationship between critical angle
24. 24. Applications of total internal reflection
1. 1. Chapter objectives
2. 2. Scalar and vector quantities
3. 3. Distance and displacement
4. 4. Examples of Distance and displacement Part 1
5. 5. Distance and displacement Part 2
6. 6. Worked solution Q1
7. 7. Worked solution Q2
8. 8. Worked solution Q3
9. 9. Worked solution Q4
1. 1. Speed Part 1
2. 2. Speed Part 2
3. 3. Velocity
4. 4. Worked solution Q1
5. 5. Worked solution Q2
6. 6. Worked solution Q3
7. 7. Worked solution Q4
8. 8. Worked solution Q5
9. 9. Worked solution Q6
10. 10. Average velocity
11. 11. Worked solution Q7
12. 12. Worked solution Q8
13. 13. Uniform speed and uniform velocity
14. 14. Conversion of kilometres
1. 1. Acceleration
2. 2. Acceleration example 1
3. 3. Acceleration example 2
4. 4. Acceleration Part 2
5. 5. Worked solution Q1
6. 6. Worked solution Q2
7. 7. Worked solution Q3
8. 8. Worked solution Q4
9. 9. Worked solution Q5
10. 10. Uniform and non uniform acceleration
11. 11. Worked solution Q6
12. 12. Acceleration of free fall or Acceleration due to gravity
13. 13. Worked solution Q7
1. 1. Speed vs Time Graph
2. 2. Calculation of acceleration and distance travelled (Part 1)
3. 3. Calculation of deceleration
4. 4. Calculation of acceleration and distance travelled (Part 2)
5. 5. Interpretation of speed vs Time graph (Example 1)
6. 6. Interpretation of speed vs Time graph (Example 2)
7. 7. Interpretation of speed vs Time graph (Example 3)
8. 8. Interpretation of speed vs Time graph (Example 4)
9. 9. Worked Example on Speed vs Time graph (Part 1)
10. 10. Worked Example on Speed vs Time graph (Part 2)
11. 11. Worked Solution 1
12. 12. Worked Solution 2
13. 13. Worked Solution 3
14. 14. Worked Solution 4
1. 1. Charges
2. 2. Types of charges
3. 3. Electric current
4. 4. Measurement of Electric Current
5. 5. Worked example on current Part 1
6. 6. Worked Example on current Part 2
7. 7. Electrical component and Symbols
8. 8. Electrical Conductors
9. 9. Electrical Insulators
10. 10. Simulation on Electrical Conductors and Insulators
11. 11. Worked Solution on Electrical Conductors & Insulators
1. 1. Resistance
2. 2. Resistors and Types of Resistors
3. 3. Types of Resistors - Fixed Resistors
4. 4. Types of Resistors - Variable Resistors
5. 5. Types of Resistors - Light Dependent Resistor
6. 6. Types of Resistors - Thermistor
7. 7. Combination of Resistors - In Series
8. 8. Combination of Resistors - In Parallel
9. 9. Worked Solution on Combination of Resistance
1. 1. What is Voltage
2. 2. Simulation on Voltage
3. 3. Relationship between Voltage, Current and Resistance
4. 4. Potential difference mp4
5. 5. Electromotive force (e.m.f)
6. 6. Measurement of Potential Difference and E.M.F
7. 7. Worked solution on Potential Difference Part 1
8. 8. Worked solution on Potential Difference Part 2
9. 9. Combination of Cells - In Series (Part 1)
10. 10. Combination of Cells - In Series (Part 2)
11. 11. Combination of Cells - In Parallel
12. 12. Worked Solution on Combination of Cells
1. 1. Ohm's law
2. 2. Worked examples on Ohm's law (Part 1)
3. 3. Worked Examples on Ohm's Law (Part 2)
4. 4. Combination of resistors - In series
5. 5. Combination of resistors - In Paralell
6. 6. Applications of Ohm's Law -Part 1
7. 7. Applications of Ohm's Law -Part 2
8. 8. Worked Solution for Question 1
9. 9. Worked Solution for Question 2
10. 10. Worked Solution for Question 3
11. 11. Worked Solution for Question 4
12. 12. Worked Solution for Question 5 (Part 1)
13. 13. Worked Solution for Question 5 (Part 2)
14. 14. Worked Solution for Question 6
15. 15. Simulation for circuit construction - Example 1
16. 16. Simulation for circuit construction - Example 2
17. 17. Simulation for circuit construction - Example 3
1. 1. Introduction
2. 2. MCQ Questions
3. 3. Question 2
4. 4. Question 3
5. 5. Question 4
6. 6. Question 5
7. 7. Question 6
1. 1. Introduction
2. 2. Question 1 - MCQ
3. 3. Question 2
4. 4. Question 3
5. 5. Question 4
6. 6. Question 5
7. 7. Question 6

About this course

276 lessons
18 hours of video content

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MUR 400

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