# PHYSICS EXTENDED ESSAY IDEAS

Physics Extended Essay Ideas:

Investigating the Effect of Temperature on the Resistance of a Conductor:
This extended essay topic involves studying the relationship between temperature and resistance of a conductor. To investigate this topic, you can choose a conductor material, such as copper wire, and measure its resistance at different temperatures. You can use different heating and cooling methods to vary the temperature of the conductor and measure the resistance using a multimeter. You can also discuss the factors that affect the resistance of a conductor, such as length, cross-sectional area, and temperature coefficient of resistance.

Study of the Doppler Effect:
The Doppler effect is a phenomenon that occurs when there is a relative motion between a source and an observer. This extended essay topic involves studying the Doppler effect and its applications in various fields. You can discuss the mathematical equations that describe the Doppler effect and how it affects the frequency and wavelength of waves. You can also investigate the applications of the Doppler effect in medical imaging, astronomy, and radar technology.

Investigating the Efficiency of Solar Cells:
Solar cells are devices that convert sunlight into electrical energy. This extended essay topic involves studying the efficiency of solar cells and factors that affect their performance. You can choose different types of solar cells and measure their efficiency under different conditions, such as varying light intensity and temperature. You can also discuss the factors that affect the efficiency of solar cells, such as the type of material used, the thickness of the cell, and the design of the cell.

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Study of the Properties of Electromagnetic Waves:
Electromagnetic waves are waves that consist of oscillating electric and magnetic fields. This extended essay topic involves studying the properties of electromagnetic waves and their applications in various fields. You can discuss the mathematical equations that describe electromagnetic waves and how they propagate through different media. You can also investigate the applications of electromagnetic waves in communication technology, such as radio and television broadcasting, and in medical imaging, such as MRI.

Investigating the Motion of a Simple Pendulum:
A simple pendulum is a weight suspended from a pivot point that oscillates back and forth under the influence of gravity. This extended essay topic involves studying the motion of a simple pendulum and factors that affect its period. You can choose different lengths of pendulum and measure their period under different conditions, such as varying the amplitude and mass of the weight. You can also discuss the factors that affect the period of a simple pendulum, such as the length of the pendulum and the acceleration due to gravity.

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Study of the Properties of Superconductors:
Superconductors are materials that exhibit zero electrical resistance and perfect diamagnetism at temperatures below a critical temperature. This extended essay topic involves studying the properties of superconductors and their applications in various fields. You can discuss the different types of superconductors, such as Type I and Type II, and the factors that affect their critical temperature. You can also investigate the applications of superconductors in fields such as energy transmission, magnetic levitation, and medical imaging.

Investigating the Relationship between Force and Acceleration:
The relationship between force and acceleration is described by Newton’s second law of motion. This extended essay topic involves studying this relationship and factors that affect it. You can choose different objects of different masses and apply different forces to them to measure their acceleration. You can also discuss the factors that affect the relationship between force and acceleration, such as friction, air resistance, and the angle of the applied force.

Study of the Properties of Quantum Mechanics:
Quantum mechanics is a branch of physics that describes the behavior of particles on a microscopic scale. This extended essay topic involves studying the properties of quantum mechanics and their applications in various fields. You can discuss the different principles of quantum mechanics, such as wave-particle duality, uncertainty principle, and entanglement. You can also investigate the applications of quantum mechanics in fields such as cryptography, computing, and energy production.

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Investigating the Properties of Fluids:
Fluids are substances that can flow and do not have a fixed shape. This extended essay topic involves studying the properties of fluids and factors that affect their behavior. You can choose different fluids, such as water, oil, or air, and investigate their properties, such as density, viscosity, and surface tension. You can also discuss the factors that affect the behavior of fluids, such as pressure, temperature, and velocity.

Study of the Properties of Magnetism:
Magnetism is a phenomenon that arises from the interaction between electric currents and magnetic fields. This extended essay topic involves studying the properties of magnetism and their applications in various fields. You can discuss the different types of magnetism, such as diamagnetism, paramagnetism, and ferromagnetism. You can also investigate the applications of magnetism in fields such as energy production, data storage, and medical imaging.

Conclusion:

These are some of the Physics Extended Essay Ideas that you can choose from. When choosing a topic, it is important to choose one that you are interested in and