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Stages 7–9

Alhussan International Academy — Physics (Stages 7–9)

Alhussan International Academy Physics — Stages 7–9.

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Alhussan International Academy — Physics (Stages 7–9) course cover
✅ 100% free📱 Phone & laptop🧠 Short, clear lessons🎯 Instant feedback🧪 Virtual lab📈 Progress you can see👪 Easy for parents to follow📝 Exam-style practice✅ 100% free📱 Phone & laptop🧠 Short, clear lessons🎯 Instant feedback🧪 Virtual lab📈 Progress you can see👪 Easy for parents to follow📝 Exam-style practice
1

PHYSICS · Stage 7 · Chapter 1: Energy

8 lessons
  1. 1.1Physics 1.1 What is energy? — Joules, Kilojoules and Energy in Food and FuelsFree preview12 minStudy
  2. 1.2Physics 1.2 Asking questions about energy — Scientific Enquiries12 minStudy
  3. 1.3Physics 1.3 Energy types — Energy Stores and Pathways12 minStudy
  4. 1.4Physics 1.4 Energy transfer and dissipation — Useful vs Wasted Thermal Energy12 minStudy
  5. 1.5Physics 1.5 Gravitational potential energy and kinetic energy12 minStudy
  6. 1.6Physics 1.6 Planning: pendulum motion — Investigating Variables12 minStudy
  7. 1.7Physics 1.7 Elastic potential energy — Springs and Deformation12 minStudy
  8. 1.8Physics 1.8 Chapter 1 Review: Energy12 minStudy
2

PHYSICS · Stage 7 · Chapter 2: Forces

7 lessons
  1. 2.1Physics 2.1 Introduction to forces — Contact and Non-Contact Forces and Newtons12 minStudy
  2. 2.2Physics 2.2 Gravity — Gravitational Field Strength, Mass (kg) and Weight (N)12 minStudy
  3. 2.3Physics 2.3 How 'old' is gravity? — Newton, Galileo and Gravitational Theory12 minStudy
  4. 2.4Physics 2.4 Air resistance — Drag Forces and Terminal Velocity12 minStudy
  5. 2.5Physics 2.5 Planning fair tests: streamlining12 minStudy
  6. 2.6Physics 2.6 Round in circles — Gravity and Planetary Orbits12 minStudy
  7. 2.7Physics 2.7 Chapter 2 Review: Forces12 minStudy
3

PHYSICS · Stage 7 · Chapter 3: Sound

4 lessons
  1. 3.1Physics 3.1 Sound waves and how they travel — Vibrations, Compressions and Mediums12 minStudy
  2. 3.2Physics 3.2 Detecting sounds — The Human Ear and Microphones12 minStudy
  3. 3.3Physics 3.3 Echoes — Sound Reflection, Sonar and Echolocation12 minStudy
  4. 3.4Physics 3.4 Chapter 3 Review: Sound12 minStudy
4

PHYSICS · Stage 7 · Chapter 4: Electricity

6 lessons
  1. 4.1Physics 4.1 Charging up — Static Electricity, Electrons and Electrostatic Forces12 minStudy
  2. 4.2Physics 4.2 Electric circuits — Circuit Symbols, Cells, Switches and Lamps12 minStudy
  3. 4.3Physics 4.3 Electric current — Amperes, Ammeters and Electron Flow12 minStudy
  4. 4.4Physics 4.4 Modelling electric circuits — Conductors, Insulators and Scientific Models12 minStudy
  5. 4.5Physics 4.5 Dangers of electricity — Fuses, Insulation and Electrical Safety12 minStudy
  6. 4.6Physics 4.6 Chapter 4 Review: Electricity12 minStudy
5

PHYSICS · Stage 7 · Chapter 5: The Earth in Space

11 lessons
  1. 5.1Physics 5.1 Our planet: day and night — Earth's Axis Rotation12 minStudy
  2. 5.2Physics 5.2 Our planet: seasons — Axial Tilt (23.5°) and Solar Hemisphere Heating12 minStudy
  3. 5.3Physics 5.3 The night sky — Stars, Planets, Satellites and Comets12 minStudy
  4. 5.4Physics 5.4 Our Solar System — Rocky and Gas Giant Planets12 minStudy
  5. 5.5Physics 5.5 The Moon — Lunar Phases, Solar Eclipses and Lunar Eclipses12 minStudy
  6. 5.6Physics 5.6 Changing ideas 1: ancient astronomy12 minStudy
  7. 5.7Physics 5.7 Changing ideas 2: geocentric model — Ptolemy vs Copernicus12 minStudy
  8. 5.8Physics 5.8 Changing ideas 3: modern astronomy — Galileo, Kepler and Telescopes12 minStudy
  9. 5.9Physics 5.9 Using planetary data — Analysing Orbital Period, Distance and Temperature12 minStudy
  10. 5.10Physics 5.10 Chapter 5 Review: The Earth in Space12 minStudy
  11. 5.11Physics Stage 7 Comprehensive Review12 minStudy
6

PHYSICS · Stage 8 · Chapter 6: Forces, Motion and Pressure

19 lessons
  1. 6.1Physics 6.1 Speed — Calculating Speed, Distance and Time (v = d / t)12 minStudy
  2. 6.2Physics 6.2 Precision and accuracy: what's the difference? — Timing Gates and Reaction Time12 minStudy
  3. 6.3Physics 6.3 Distance-time graphs — Calculating Speed from Gradient12 minStudy
  4. 6.4Physics 6.4 Acceleration and speed-time graphs12 minStudy
  5. 6.5Physics 6.5 Presenting data from racing — Interpreting Motion Data12 minStudy
  6. 6.6Physics 6.6 Balanced and unbalanced forces — Resultant Force and Motion Changes12 minStudy
  7. 6.7Physics 6.7 Friction — Useful and Unwanted Friction and Lubrication12 minStudy
  8. 6.8Physics 6.8 Changing ideas about motion — Aristotle, Galileo and Newton12 minStudy
  9. 6.9Physics 6.9 Tension and upthrust — Elastic Extension and Floating12 minStudy
  10. 6.10Physics 6.10 Presenting data from springs — Hooke's Law and Elastic Limit12 minStudy
  11. 6.11Physics 6.11 Levers — Pivots, Effort, Load and Force Multipliers12 minStudy
  12. 6.12Physics 6.12 Calculating moments — Moment = Force × Distance and Principle of Moments12 minStudy
  13. 6.13Physics 6.13 Centre of mass and stability — Finding the Centre of Mass12 minStudy
  14. 6.14Physics 6.14 Pressure — Force, Area and Pascals (P = F / A)12 minStudy
  15. 6.15Physics 6.15 Using pressure — High and Low Pressure Applications12 minStudy
  16. 6.16Physics 6.16 Pressure in liquids — Depth, Density and Hydraulic Systems12 minStudy
  17. 6.17Physics 6.17 Pressure in gases — Particle Collisions and Atmospheric Pressure12 minStudy
  18. 6.18Physics 6.18 Diffusion of gases and liquids — Random Particle Motion and Temperature12 minStudy
  19. 6.19Physics 6.19 Chapter 6 Review: Forces, Motion and Pressure12 minStudy
7

PHYSICS · Stage 8 · Chapter 7: Light

12 lessons
  1. 7.1Physics 7.1 How do we see things? — Luminous and Non-Luminous Objects and Light Rays12 minStudy
  2. 7.2Physics 7.2 The Law of Reflection — Angle of Incidence Equals Angle of Reflection12 minStudy
  3. 7.3Physics 7.3 Reflection and images — Plane Mirrors, Virtual Images and Periscopes12 minStudy
  4. 7.4Physics 7.4 Refraction: air and water — Bending of Light Across Boundaries12 minStudy
  5. 7.5Physics 7.5 Refraction: air and glass — Refractive Index and Total Internal Reflection12 minStudy
  6. 7.6Physics 7.6 The speed of light — Measuring Light Speed and Astronomical Distances12 minStudy
  7. 7.7Physics 7.7 Dispersion — Prisms, White Light and the Visible Spectrum12 minStudy
  8. 7.8Physics 7.8 Colour — Primary and Secondary Colours of Light and Colour Filters12 minStudy
  9. 7.9Physics 7.9 Looking at coloured objects — Absorption and Reflection of Coloured Light12 minStudy
  10. 7.10Physics 7.10 Changing ideas about light — Ibn al-Haytham, Newton and Wave-Particle Models12 minStudy
  11. 7.11Physics 7.11 The eye and the camera — Retina, Cornea, Lens and Focusing12 minStudy
  12. 7.12Physics 7.12 Chapter 7 Review: Light12 minStudy
8

PHYSICS · Stage 8 · Chapter 8: Magnetism and Electromagnets

6 lessons
  1. 8.1Physics 8.1 The properties of magnets — Magnetic Poles, Attraction, Repulsion and Magnetic Materials12 minStudy
  2. 8.2Physics 8.2 Magnetic fields — Plotting Field Lines with Compasses and Iron Filings12 minStudy
  3. 8.3Physics 8.3 Electromagnets — Solenoids, Iron Cores and Magnetic Field Strength12 minStudy
  4. 8.4Physics 8.4 Using electromagnets — Electric Bells, Relays and Circuit Breakers12 minStudy
  5. 8.5Physics 8.5 Risk, variables, and tables: investigating electromagnets12 minStudy
  6. 8.6Physics 8.6 Chapter 8 Review: Magnetism and Electromagnets12 minStudy
9

PHYSICS · Stage 8 · Chapter 9: Energy Resources

7 lessons
  1. 9.1Physics 9.1 The world's energy needs — Primary and Secondary Energy Sources12 minStudy
  2. 9.2Physics 9.2 Generating electricity — Turbines, Generators and Electromagnetic Induction12 minStudy
  3. 9.3Physics 9.3 Non-renewable resources: fossil fuels and nuclear power12 minStudy
  4. 9.4Physics 9.4 Renewable resources: solar and geothermal energy12 minStudy
  5. 9.5Physics 9.5 Renewable resources: water (hydroelectric, wave, tidal) and wind12 minStudy
  6. 9.6Physics 9.6 Renewable resources: biofuels and bioplastics12 minStudy
  7. 9.7Physics 9.7 Chapter 9 Review: Energy Resources12 minStudy
10

PHYSICS · Stage 8 · Chapter 10: The Earth in Space (Galaxies and Asteroids)

5 lessons
  1. 10.1Physics 10.1 Galaxies — The Milky Way, Spiral, Elliptical and Irregular Galaxies12 minStudy
  2. 10.2Physics 10.2 Asteroids — The Asteroid Belt, Meteoroids, Meteors and Meteorites12 minStudy
  3. 10.3Physics 10.3 Magnetic Earth — Earth's Core Dynamo, Magnetosphere and Auroras12 minStudy
  4. 10.4Physics 10.4 Chapter 10 Review: The Earth in Space12 minStudy
  5. 10.5Physics Stage 8 Comprehensive Review12 minStudy
11

PHYSICS · Stage 9 · Chapter 11: Forces and Density

3 lessons
  1. 11.1Physics 11.1 Floating and sinking — Density Comparison and Upthrust12 minStudy
  2. 11.2Physics 11.2 Using ideas about density — Ships, Submarines, Hot Air Balloons and Plimsoll Lines12 minStudy
  3. 11.3Physics 11.3 Chapter 11 Review: Forces and Density12 minStudy
12

PHYSICS · Stage 9 · Chapter 12: Energy Transfer

7 lessons
  1. 12.1Physics 12.1 Hot and cold — Temperature (°C) vs Thermal Energy (J)12 minStudy
  2. 12.2Physics 12.2 Conservation of energy — Law of Conservation of Energy and Efficiency12 minStudy
  3. 12.3Physics 12.3 Energy transfer: conduction — Lattice Vibrations and Delocalised Electrons12 minStudy
  4. 12.4Physics 12.4 Energy transfer: convection — Fluid Density Changes and Convection Currents12 minStudy
  5. 12.5Physics 12.5 Energy transfer: radiation — Infrared Thermal Radiation, Absorbers and Emitters12 minStudy
  6. 12.6Physics 12.6 Cooling by evaporation — Particle Kinetic Energy Distribution and Latent Cooling12 minStudy
  7. 12.7Physics 12.7 Chapter 12 Review: Energy Transfer12 minStudy
13

PHYSICS · Stage 9 · Chapter 13: Sound Waves

5 lessons
  1. 13.1Physics 13.1 Loudness and amplitude — Oscilloscope Traces and Wave Amplitude12 minStudy
  2. 13.2Physics 13.2 Pitch and frequency — Hertz (Hz), Wavelength and Audible Range12 minStudy
  3. 13.3Physics 13.3 Hearing, decibels, and risk — Decibel Scale and Noise-Induced Hearing Loss12 minStudy
  4. 13.4Physics 13.4 Adding up and cancelling out — Constructive and Destructive Interference12 minStudy
  5. 13.5Physics 13.5 Chapter 13 Review: Sound Waves12 minStudy
14

PHYSICS · Stage 9 · Chapter 14: Electrical Circuits, Resistance and Power

6 lessons
  1. 14.1Physics 14.1 Current in series and parallel circuits — Junction Conservation of Current12 minStudy
  2. 14.2Physics 14.2 Voltage in series and parallel circuits — Potential Difference and Voltmeters12 minStudy
  3. 14.3Physics 14.3 Resistance — Ohm's Law (R = V / I), Variable Resistors and Ohms (Ω)12 minStudy
  4. 14.4Physics 14.4 Planning investigations: resistance of a wire — Length and Cross-Sectional Area12 minStudy
  5. 14.5Physics 14.5 Energy and power — Watts (W), Kilowatt-Hours (kWh) and Electrical Appliances12 minStudy
  6. 14.6Physics 14.6 Chapter 14 Review: Electrical Circuits, Resistance and Power12 minStudy
15

PHYSICS · Stage 9 · Chapter 15: The Earth in Space (Universe and Stars)

6 lessons
  1. 15.1Physics 15.1 The origin of the Universe — Galaxy Redshift and the Big Bang Theory12 minStudy
  2. 15.2Physics 15.2 Collisions, asteroids, and mass extinctions — Chicxulub Impact and Earth's History12 minStudy
  3. 15.3Physics 15.3 Collisions and the Moon — The Giant Impact Hypothesis (Theia)12 minStudy
  4. 15.4Physics 15.4 The life cycle of stars — Nebulae, Main Sequence, Red Giants, White Dwarfs and Supernovae12 minStudy
  5. 15.5Physics 15.5 Chapter 15 Review: The Earth in Space12 minStudy
  6. 15.6Physics Stage 9 Comprehensive Review12 minStudy