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GCSE Unlocked: Physics

GCSE Unlocked: Physics

By: Podra Network
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GCSE Physics made clear — confident explanations of forces, energy, waves and space, with the exam technique you need to convert understanding into marks.Copyright Podra Network
Episodes
  • Space Physics: Our Solar System and Beyond - GCSE Unlocked Physics

    Space Physics: Our Solar System and Beyond - GCSE Unlocked Physics
    Jun 25 2026
    Join Miss Sarah Blake in this comprehensive GCSE Physics episode exploring space physics, our solar system, and the universe beyond. This essential revision episode covers key topics including planetary motion, Kepler's laws, gravitational forces, and orbital mechanics. Students will learn about the inner terrestrial planets and outer gas giants, understanding how Newton's law of universal gravitation governs celestial motion. The episode explores stellar evolution, from nuclear fusion in stars to the formation of white dwarfs, neutron stars, and black holes. Discover how electromagnetic radiation travels across space and why distance is measured in light-years. Learn about galaxy formation, the expanding universe, and the Big Bang theory. Perfect for GCSE Physics students studying space physics, this episode connects fundamental physics principles to astronomical phenomena. Topics covered include conservation of angular momentum, the electromagnetic spectrum, and how space exploration applies physics principles practically through satellites and spacecraft navigation. Whether you're preparing for exams or developing a deeper understanding of cosmology, this episode provides clear explanations of complex space physics concepts. Essential listening for students studying AQA, Edexcel, or OCR GCSE Physics specifications covering space physics topics.
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    6 mins
  • Magnetism and Electromagnetism in Practice: From MRI Machines to Maglev Trains

    Magnetism and Electromagnetism in Practice: From MRI Machines to Maglev Trains
    Jun 18 2026
    Join Miss Sarah Blake in this fascinating exploration of magnetism and electromagnetism in everyday applications. This episode covers essential GCSE Physics concepts through real-world examples including MRI machines that use powerful electromagnets for medical imaging, revolutionary maglev trains that float using magnetic levitation, and the electromagnetic principles behind electric motors in household appliances. Discover how electromagnetic induction powers our electrical grid, from wind turbines to traditional power stations, and learn about innovative electromagnetic braking systems in modern transportation. The episode also explores speakers, magnetic stripe technology, and traces the historical development from Michael Faraday's groundbreaking 1831 discoveries to today's cutting-edge applications. Perfect for GCSE Physics students studying magnetism and electromagnetism, this episode demonstrates Fleming's Left Hand Rule, electromagnetic induction, and magnetic field principles through practical examples. Essential listening for understanding how electromagnetic forces shape our modern world, from life-saving medical equipment to sustainable energy generation. Ideal revision material covering curriculum topics including magnetic fields, electromagnetic induction, motors, generators, and practical applications of electromagnetic principles in technology and industry.
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    5 mins
  • Waves: Sound, Light and the Electromagnetic Spectrum - Understanding Wave Properties and Behaviors

    Waves: Sound, Light and the Electromagnetic Spectrum - Understanding Wave Properties and Behaviors
    Jun 11 2026
    Join Miss Sarah Blake in this comprehensive GCSE Physics episode exploring waves, sound, light, and the electromagnetic spectrum. Learn the fundamental differences between longitudinal and transverse waves, discover key wave properties including wavelength, frequency, and amplitude, and master the essential wave equation. Explore how sound waves propagate through different media and understand why sound travels at different speeds through solids, liquids, and gases. Delve into the electromagnetic spectrum, from radio waves to gamma rays, and understand how visible light fits into this broader picture. Examine crucial wave behaviors including reflection, refraction, diffraction, and interference, with practical examples that help explain everyday phenomena. Perfect for GCSE Physics students preparing for examinations, this episode covers essential curriculum content with clear explanations and memorable examples. Learn how wave principles apply to real-world applications from musical instruments to medical imaging technology. Essential listening for understanding one of physics' most important concepts, presented in an accessible format that makes complex wave theory easy to understand and remember for exam success.
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    6 mins
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