What can you do with Physics?

Architects need to understand how forces, loads, and materials behave so their designs are structurally sound. Knowledge of energy transfer, light, and acoustics also helps them design buildings that are comfortable, energy-efficient, and fit for purpose.

Astronomers rely on physics to understand how stars, planets, galaxies, and black holes behave. Concepts like gravity, light, radiation, electromagnetism, and thermodynamics are fundamental to explaining everything from how stars form to how the universe expands.

Audiologists work with sound every day – they need to understand how sound waves travel, how frequency and amplitude relate to pitch and loudness, and how hearing aids amplify and process sound. Physics also underpins the technology behind audiometric testing equipment and cochlear implants.

Building control officers need to understand forces, structural loads, heat transfer, and energy conservation when inspecting buildings and reviewing plans. These principles help them assess whether a structure is stable, properly insulated, and safe for the people who will use it.

Building surveyors need to understand how forces, loads, and materials behave in structures to identify faults and assess whether buildings are safe. Concepts like stress, compression, and thermal performance are central to evaluating a building's condition.

Chemical engineers apply physics principles like thermodynamics, fluid mechanics, and heat transfer when designing and operating processing equipment. Understanding how energy, pressure, and temperature affect materials is essential for making production processes work reliably.

Civil engineers need to understand forces, materials, energy, and mechanics to design structures that can withstand loads, weather, and natural disasters. Physics underpins decisions about how bridges hold weight, how water flows through drainage systems, and how buildings resist wind.

Clinical engineers apply physics when working with imaging machines, scanners, and monitoring systems that rely on principles like electromagnetism, optics, and acoustics. Understanding how energy and forces interact with the human body is essential for designing safe and effective medical equipment.

Clinical scientists working in areas like medical physics use imaging technologies such as MRI, ultrasound, and CT scanners, all of which rely on physics principles. Understanding radiation, waves, and how energy interacts with the body is crucial for developing and improving diagnostic equipment.

Computer games developers build physics engines that simulate gravity, collisions, projectile motion, and fluid dynamics to make game worlds feel realistic. Understanding how forces, energy, and motion work in the real world is essential for creating believable in-game behaviour.

Critical care technologists work with ventilators, dialysis machines, and monitoring equipment that rely on principles like pressure, fluid dynamics, and electrical signals. Understanding how these physical systems work is essential for setting up, calibrating, and troubleshooting life-support technology.

Design and development engineers need to understand mechanics, materials behaviour, thermodynamics, and energy transfer to design products that function correctly. Whether they're working on automotive components or renewable energy systems, physics principles underpin every design decision they make.

Electrical engineers need a deep understanding of electromagnetism, circuits, energy transfer, and wave behaviour. These principles underpin everything from designing power distribution systems to working with renewable energy technologies like solar panels and wind turbines.

Electronics engineers rely heavily on physics principles like electromagnetism, wave behaviour, and semiconductor physics to design systems that work reliably. Understanding how electrical signals travel, how energy is converted, and how materials behave at a microscopic level is essential for developing new technologies.

Fire safety engineers need a deep understanding of heat transfer, combustion, fluid dynamics, and how materials behave under extreme temperatures. These physics principles are essential when modelling how fires start, spread through buildings, and interact with different construction materials.

Heavy vehicle technicians need to understand forces, pressure, friction, and fluid dynamics to work with braking systems, hydraulics, and engines. Knowledge of how energy is transferred and how mechanical systems behave helps them diagnose problems and carry out effective repairs.

Helicopter engineers need a deep understanding of aerodynamics, forces, and how mechanical and electrical systems behave. Concepts like lift, thrust, drag, and the physics of rotating blades are fundamental to understanding how helicopters fly and how to keep them safe.

Marine engineers need a deep understanding of forces, fluid dynamics, buoyancy, and thermodynamics to design and maintain vessels that perform safely in water. These principles are essential when working with engines, propulsion systems, and the structural integrity of ships and offshore platforms.

Medical physicists apply physics principles every day – from understanding how radiation interacts with the body to designing imaging systems like MRI and CT scanners. Their entire role is built on using physics to solve healthcare problems, whether that's calibrating equipment or planning radiotherapy treatments.

Merchant Navy deck officers need to understand forces like buoyancy, stability, and wave dynamics to keep a vessel safe in different sea conditions. Knowledge of how weather systems, tides, and currents affect a ship's movement is rooted in physics principles.

Merchant Navy engineering officers work with engines, hydraulics, thermodynamics, and electrical systems every day. Understanding forces, energy transfer, fluid mechanics, and how electricity behaves is essential for maintaining and troubleshooting the complex machinery on board a ship.

Meteorologists need a deep understanding of how the atmosphere behaves, including air pressure, heat transfer, fluid dynamics, and radiation from the sun. These physics principles are what drive weather systems like storms, fronts, and wind patterns, and they underpin the computer models used to make forecasts.

Motorsport engineers need a deep understanding of mechanics, forces, thermodynamics, and aerodynamics to design and tune racing vehicles. Concepts like drag, downforce, friction, and energy transfer are central to making a car faster and safer on the track.

Nanotechnologists need a deep understanding of how matter behaves at the atomic and molecular level, which is rooted in physics. Concepts like quantum mechanics, electromagnetism, and the physical properties of materials are central to understanding and manipulating structures at the nanoscale.

Naval architects need a deep understanding of forces, fluid mechanics, thermodynamics, and material properties to design vessels that are safe and seaworthy. Physics explains how a ship interacts with water, wind, and waves, which is fundamental to every aspect of the design process.

Nuclear engineers need a deep understanding of nuclear physics, including how atoms behave, how nuclear fission and fusion work, and how radiation is produced and controlled. This knowledge is essential for designing reactors, monitoring radiation levels, and ensuring safety at power stations.

Offshore drilling workers need to understand pressure, forces, fluid dynamics, and mechanics to operate drilling equipment safely and effectively. Monitoring pressure build-ups and controlling the rate of drilling both rely on a solid grasp of how physical forces behave underground and in machinery.

Optometrists work with optics every day – understanding how light refracts through lenses, how focal points work, and how different lens prescriptions correct vision problems. They use precision instruments that rely on principles like light wavelength and reflection to measure and test eyesight.

Orthoptists work with optics every day – understanding how light enters the eye, how lenses correct vision, and how the eye focuses. Physics also underpins the diagnostic equipment they use to measure eye alignment and visual function.

Patent attorneys often deal with inventions involving mechanical systems, electronics, energy, and materials. Understanding physical principles helps them assess whether an invention is genuinely novel and describe how it works in the precise technical language required for a patent application.

Physicists study the fundamental behaviour of matter, energy, forces, and the universe itself – physics is the core of everything they do. They design experiments, develop theories, and apply principles from mechanics, electromagnetism, quantum physics, and thermodynamics to solve problems and make new discoveries.

Quarry engineers apply physics when working with explosives, understanding rock mechanics, and assessing the forces involved in extraction and tunnelling. Knowledge of energy, waves, and materials science helps them plan operations safely and predict how rock will behave under stress.

RAF officers who fly aircraft need to understand aerodynamics, forces, propulsion, and navigation principles. Even in non-flying roles, physics underpins how radar systems, weapons, and communications technology work – all central to RAF operations.

Railway signallers need to understand how trains behave physically – including braking distances, momentum, and the effects of gradients and weather on stopping times. This knowledge is essential when judging whether it's safe to allow a train onto a section of track.

Renewable energy engineers need a deep understanding of energy, thermodynamics, electricity, and how forces like wind and solar radiation can be converted into usable power. They apply physics principles when designing turbines, solar panels, and other generation equipment to maximise efficiency.

Roadside assistance technicians need to understand how engines, braking systems, and electrical circuits work – all of which rely on principles like forces, energy transfer, and electromagnetism. This knowledge is essential for diagnosing why a vehicle has broken down and figuring out what needs fixing.

Robotics engineers need a deep understanding of mechanics, forces, energy, and motion to design machines that move and interact with the physical world. Concepts like torque, friction, and dynamics are central to making robots that function reliably and safely.

Royal Navy officers rely on physics when navigating ships and submarines, understanding radar and sonar systems, and managing weapons systems. Principles like mechanics, wave behaviour, and thermodynamics are directly relevant to operating vessels and their complex onboard technology.

Sonographers use ultrasound technology, which works by sending high-frequency sound waves into the body and interpreting the echoes that bounce back. Understanding wave behaviour, frequency, reflection, and how energy interacts with different materials is essential for producing clear, accurate images.

Surgeons use technologies that rely on physics principles, including X-rays, ultrasound, MRI scans, and laser surgery. Understanding forces, pressure, and how energy interacts with tissue also helps when using surgical instruments and making precise incisions.

Train drivers need to understand how forces like braking, acceleration, and momentum affect a heavy train moving at speed. Knowledge of physics helps them judge stopping distances, respond to gradients, and operate the train safely in different conditions.

Aerospace engineering technicians need a strong understanding of forces, motion, aerodynamics, and how materials behave under stress. This knowledge is essential when building and fitting components like wings, engines, and landing gear, and when diagnosing faults in aircraft systems.

Agricultural engineers need to understand forces, mechanics, materials, and energy systems to design and maintain agricultural machinery. Concepts like hydraulics, thermodynamics, and structural loading come up regularly when working on equipment and building projects.

Architectural technicians need to understand forces, structural loads, heat transfer, and the behaviour of materials under stress. This knowledge helps them produce technical plans that are structurally sound and energy efficient.

Architectural technologists need to understand forces, structural behaviour, thermal performance, and how materials respond to stress and environmental conditions. This knowledge helps them design buildings that are safe, energy-efficient, and fit for purpose.

Automotive engineers apply physics principles like thermodynamics, aerodynamics, and mechanics to design vehicles that are safe, efficient, and perform well. Understanding forces, energy transfer, and material properties is essential when working on everything from engine systems to crash safety.

Boat builders need to understand buoyancy, fluid dynamics, and how forces act on a vessel in water. Knowledge of mechanics and materials science helps them choose the right construction methods and ensure boats are structurally sound.

Bricklayers need to understand forces, loads, and structural stability to build walls and features that won't crack or collapse. Concepts like compression, weight distribution, and the properties of materials help them make good decisions on site.

Broadcast engineers work with electrical signals, electromagnetic waves, and transmission systems every day. Understanding concepts like frequency, signal processing, and wave behaviour is essential for setting up, testing, and troubleshooting broadcast equipment.

Building services engineers need to understand thermodynamics, fluid mechanics, electricity, and heat transfer to design heating, ventilation, and lighting systems. These physics principles are essential for making sure systems work efficiently and safely within a building.

Building site inspectors need to understand forces, loads, and structural principles to assess whether construction work is safe and sound. Knowledge of how materials respond to stress, heat, and moisture helps them spot potential problems before they become serious.

Chemical engineering technicians need to understand principles like heat transfer, pressure, fluid dynamics, and energy – all of which are key to how production plant equipment works. This knowledge helps them monitor machinery and troubleshoot problems in manufacturing processes.

Chemists draw on physics when studying atomic structure, energy changes, and the behaviour of matter. Techniques like X-ray crystallography, nuclear magnetic resonance, and mass spectrometry all rely on physical principles to analyse substances.

Civil engineering technicians need to understand forces, structures, and how materials behave under stress. This knowledge is essential when assisting engineers with designs for bridges, roads, and buildings that must be safe and stable.

Climate scientists rely on physics to understand how energy moves through the atmosphere, how greenhouse gases trap heat, and how ocean and air currents behave. Concepts like radiation, thermodynamics, and fluid dynamics are central to building accurate climate models.

Construction plant mechanics need to understand forces, hydraulics, pneumatics, and how engines convert energy into movement. This knowledge helps them diagnose why a machine isn't working properly and figure out how to fix it.

Construction plant operators need to understand forces, balance, leverage, and centre of gravity when operating cranes, excavators, and piling rigs. Knowing how weight distribution and momentum work is essential for moving heavy loads safely and avoiding tipping or structural damage.

Crane drivers need to understand forces, loads, balance, and stability to operate heavy lifting machinery safely. Concepts like centre of gravity, tension, and the effects of wind on suspended loads are directly relevant to every lift they carry out.

Demolition operatives need to understand forces, structural stability, and how buildings respond to impacts and gravity during controlled demolition. Knowledge of how materials behave under stress helps them predict how a structure will collapse and plan the safest approach.

Dispensing opticians need to understand how light behaves – including refraction, focal lengths, and how lenses bend light to correct vision. This knowledge of optics is fundamental to selecting and fitting the right lenses for each customer.

Electrical engineering technicians need a thorough understanding of electricity, circuits, magnetism, and electromechanics to install and repair systems like motors, turbines, and power lines. Physics principles help them diagnose faults, understand how power is generated and distributed, and work safely with high-voltage equipment.

Electricians need to understand how electricity behaves, including circuits, resistance, magnetism, and the principles behind power generation. This knowledge is essential for diagnosing faults and installing systems safely.

Electricity distribution workers need a thorough understanding of how electricity behaves – including voltage, current, resistance, and how power is transmitted through cables and transformers. This knowledge is essential for safely connecting equipment to the grid, configuring substations, and diagnosing faults in the network.

Firefighters apply principles of heat transfer, fluid dynamics, and structural mechanics every time they tackle a fire or carry out a rescue. Understanding how fire spreads through buildings, how water pressure works in hoses, and when a structure might collapse helps them make life-saving decisions.

Formworkers need to understand how forces, loads, and pressure act on temporary structures so that formwork can safely support wet concrete until it sets. Knowledge of material properties and structural stability helps them build frameworks that won't buckle or deform under heavy loads.

Gas service technicians need to understand how heat transfer, pressure, and combustion work in order to install and maintain gas appliances and heating systems safely. Diagnosing faults in boilers and heating systems relies on understanding how energy moves through pipes, radiators, and flues.

Geoscientists use physics to understand seismic waves, gravitational and magnetic fields, and the behaviour of materials under pressure deep underground. Techniques like seismic surveying and remote sensing rely directly on principles from physics.

Heat pump engineers need to understand thermodynamics – how heat energy is transferred between environments – which is the core principle behind how heat pumps work. They also apply knowledge of fluid dynamics, pressure, and electrical circuits when installing and diagnosing faults in heating systems.

Helicopter pilots need to understand aerodynamics, lift, thrust, drag, and how rotor systems generate flight. They also apply principles of mechanics and fluid dynamics when responding to changing weather conditions, turbulence, and varying loads.

Hydrologists need to understand fluid dynamics, pressure, and how water moves through different materials like soil and rock. These physics principles are essential when modelling groundwater flow or designing flood defence systems.

Land surveyors rely on principles of optics, light, and wave behaviour when using instruments like total stations, laser scanners, and GPS equipment. Understanding forces and land movement is also important when monitoring how construction or natural processes affect the ground.

Lift engineers need to understand electricity, circuits, motors, and the forces involved in moving heavy loads vertically. Concepts like tension, gravity, friction, and electromagnetic principles are directly relevant to how lifts, escalators, and their control systems work.

Live sound engineers need to understand how sound waves behave – including frequency, amplitude, resonance, and how sound travels through different spaces. This knowledge is essential when positioning microphones, preventing feedback, and adjusting sound for different venue sizes and shapes.

Manufacturing systems engineers need to understand forces, motion, energy, and materials to design machinery that works reliably and safely. Concepts like thermodynamics, mechanics, and electricity underpin the systems they build and maintain.

Marine engineering technicians need to understand forces, fluid dynamics, buoyancy, and how materials behave under pressure – all of which affect how vessels perform at sea. Physics also underpins their work with electrical systems, hydraulics, and propulsion.

Materials engineers apply physics to understand how materials behave under stress, heat, pressure, and other conditions. Concepts like thermodynamics, mechanics, and crystallography help them predict how a material will perform in real-world applications.

Mechanical engineers apply principles like mechanics, thermodynamics, fluid dynamics, and material properties every day. Understanding how forces, energy, and motion work is fundamental to designing machinery that operates safely and efficiently.

Mechanical engineering technicians need to understand forces, motion, energy, and how materials behave under stress. These principles are essential when designing parts, diagnosing faults in machinery, and ensuring systems operate safely and efficiently.

Metrologists need a deep understanding of physical quantities like length, mass, temperature, and pressure, as well as how measuring instruments work at a fundamental level. Physics underpins the science of measurement, including concepts like calibration, precision, and the behaviour of materials under different conditions.

Motor mechanics need to understand how engines, brakes, suspension, and transmission systems work – all of which rely on principles like forces, friction, energy transfer, and thermodynamics. This knowledge is essential for diagnosing faults and understanding why a component has failed.

Motorcycle mechanics need to understand forces, motion, friction, and how engines convert fuel into movement. Knowledge of thermodynamics, electrical circuits, and mechanics helps them diagnose problems and understand why components wear out or fail.

Network engineers need to understand how electrical signals and electromagnetic waves travel through cables and wireless systems. Knowledge of electricity, signal processing, and the physical properties of transmission media helps when designing reliable network infrastructure.

Non-destructive testing technicians use physics principles every day – from ultrasonic sound pulses and X-ray radiography to magnetic particle testing and eddy currents passed through materials. Understanding how waves, radiation, magnetism, and electricity interact with different materials is fundamental to detecting hidden faults and defects.

Nuclear technicians need a deep understanding of nuclear physics, including radiation, atomic structure, and energy transfer. They monitor radiation levels, work with reactor systems, and need to understand how nuclear fission produces power safely.

Oceanographers use physics to understand wave mechanics, ocean currents, tidal forces, and heat transfer between the ocean and atmosphere. These principles are central to building models that predict how oceans circulate and how energy moves through marine systems.

Performance sports scientists apply biomechanics – the physics of human movement – to analyse how athletes run, jump, throw, or swim. Understanding forces, motion, and energy transfer helps them optimise technique and advise on the design of sports equipment.

Pipe fitters need to understand how fluids and gases behave under pressure, including principles like flow dynamics, thermal expansion, and heat transfer. This knowledge is essential when installing pipework in environments like power stations and factories where systems operate under demanding conditions.

Plumbers need to understand how water pressure, fluid dynamics, and heat transfer work to install and repair heating and water systems effectively. Knowledge of how gases behave is also essential when servicing boilers and gas-fired heating systems.

Product designers need to understand forces, materials properties, and how objects behave under stress so their designs are safe and functional. Knowledge of mechanics, thermodynamics, and energy is important when designing products that move, support weight, or interact with the physical world.

Prosthetists and orthotists apply principles of forces, mechanics, and materials science when designing devices that support or replace parts of the body. Understanding how loads are distributed and how different materials respond to stress helps them create devices that function safely and comfortably.

Radiographers work with X-rays, ultrasound, MRI, and other imaging technologies that are all based on physics principles like radiation, sound waves, and magnetic fields. Understanding how these forms of energy interact with the human body is essential for producing clear, accurate images and delivering safe treatments.

Rail track maintenance workers need to understand forces, stress, and how materials behave under load – for example, how rails expand in heat or how vibrations from trains affect track integrity over time. Knowledge of electricity is also important when working safely near live overhead wires and electrified rails.

Refrigeration and air-conditioning installers need to understand thermodynamics, heat transfer, and how refrigerant gases behave under different pressures and temperatures. These physics principles are at the core of how cooling systems work and are essential for diagnosing faults and ensuring systems run efficiently.

Research scientists in areas like materials science, nuclear science, and energy research rely on physics to understand forces, particles, and how matter behaves. Physics also underpins many of the instruments and techniques used in laboratories across all scientific disciplines.

Rolling stock engineering technicians need to understand forces, motion, electricity, and pneumatics to work on braking systems, motors, and control circuits. Knowledge of how energy, pressure, and electrical current behave helps them test and troubleshoot the complex systems inside trains.