4.Main Content
All Experiments
All Experiments
Listed below are all the experiments for this topic.
- Absorbing radiant energy with different surfaces
- Absorption lines in the spectrum of sunlight
- Absorption spectrum of sodium
- Accelerating kilogram masses
- A CD (or gramophone record) as a grating
- Acoustic interferometer
- AC power line at high voltage
- Action and reaction: trolleys
- Action and reaction with a metre rule
- Action and reaction with a metre rule
- Adding mass to a moving system
- Additive colour mixing
- A gravitational store of energy
- Air expanding at constant pressure: Charles’ Law
- Alpha particle scattering
- Alpha radiation: range and stopping
- A magnet moving near a coil on a C-core
- A model buzzer
- A model electric bell
- A model galvanometer
- A model hot-wire ammeter
- A model moving-iron meter
- A model of growing crystals
- A model of Millikan’s experiment
- A model of vibrating atoms in a solid
- A model transformer
- An application of Newton's rings experiment
- An eccentric scheme for the Sun
- An electric motor used as a generator
- An epicycle system for planets
- An example of a constant, moving force
- An introduction to simple harmonic motion
- Apparent weightlessness
- Applications of the conservation of momentum
- A quick comparison of densities
- Aristarchus’ solar system
- A see-saw weighing device
- A simple balance 1
- A simple balance 2
- A simple celestial sphere
- A simple mercury barometer
- A simple spectrum
- A steam engine
- A step-up transformer
- Atmospheric pressure and a mercury column
- Atmospheric pressure shown using a mercury-filled manometer
- A toy car with two motions
- A transistor as a current amplifier
- A trolley started and stopped by catapults
- Attenuation of radiation
- Balancing a beam
- Balancing forces
- Bernoulli effect demonstration
- Bernoulli experiments with sheets of paper
- Beta radiation: deflection in a magnetic field
- Beta radiation: range and stopping
- Beyond the visible spectrum
- Bicycle dynamo
- Bicycle dynamo and oscilloscope
- Boyle's Law
- Brandy tears
- Breaking a magnet
- Broomstick pendulum, sinusoidal motion
- Brownian motion in a smoke cell (with video clip)
- Brownian motion of carbon particles in water
- Building a reaction tester
- Bungee challenge
- Butthead
- Calibrate a forcemeter by pulling a student
- Calibrate a forcemeter by pulling a trolley
- Calibrating a voltmeter
- Capillary action
- capital letters
- Catapult magnetic field
- Centimetre waves
- centripetal force kit
- Change in volume from a liquid to a gas for nitrogen
- Change of volume on vaporisation
- Change of volume: petrol to petrol vapour
- Change of volume: water to water vapour
- Change of volume with nitrogen
- Charging by electrostatic induction
- Circuits from circuit diagrams
- Circuit with extra resistance
- Clearing smoke
- Cleavage of large crystals
- Climbing stairs
- Coarse diffraction grating
- Collisions between balls
- Collisions on an air-track
- Collisions with coins
- Collisions with electrostatic forces
- Comparing rms value and peak value of AC
- Comparing short cameras and long cameras
- Comparing the powers of electric motors 1
- Comparing the powers of electric motors 2
- Comparing the powers of lamps
- Comparing the thermal conductivities of different materials
- Comparison of two kilogram masses
- Compensating for friction
- Compound microscope
- Conduction in a gas
- Conduction of liquids
- Conductivity of germanium
- Constant and varying forces between trucks
- Convection currents in a beaker of liquid
- Convection in a Bunsen flame
- Convection in a test-tube of liquid
- Copernicus explains the motion of planets
- Copper plating various metal objects
- Copper wire, PVC covered, 150 cm with bare ends
- CO2 puck on a glass plate
- Counting matches with an EHT supply
- Counting matches with a Van de Graaff generator
- Counting spoonfuls of salt
- Cracking glass
- Cracking glass - additional demonstrations
- Crossed wires - electrical fault-finding
- Crunchie bones
- Crushing an evacuated container
- Crystal models made of marbles
- Crystals dissolving in water
- Currents and conductors
- Curved ray of light
- Cutting a magnetic field with a wire
- Cylindrical mirror, aberration and caustic curve
- Datalogging magnetic induction
- Datalogging S.H.M. of a mass on a spring
- Defining the 'joule'
- Deflecting an electron beam
- Demonstrating weightlessness
- Demonstration electroscope
- Demonstration spectrum
- Dependence of size on method of measurement
- Depth of field for a camera
- Diameter of the Moon
- Different densities of gases
- Diffraction at narrow openings
- Diffraction at wide openings
- Diffraction of a plane wave by multiple gaps
- Diffraction patterns using sieves
- Diffusion cloud chamber
- Diffusion of ammonia and hydrogen chloride gas
- Diffusion of bromine vapour
- Diffusion of copper sulfate crystals in water
- Diffusion of copper sulfate solution in water
- Diffusion of hydrogen into air
- Diffusion of nitrogen dioxide into air
- Diffusion through a porous pot
- Discussion of pressure
- Display of cloud chamber photographs
- Distance to the Sun
- Distinguishing between velocity and acceleration
- Drawing ellipses to represent orbits
- Earthquakes in the laboratory
- Eclipses
- Effect of air pressure
- Effect of a pump
- Egg and sheet
- Elastic collision of trolleys
- Elastic collisions with bodies of equal mass
- Electrical measurement of velocity of a large trolley motion
- Electric charge using capacitors
- Electric fields
- Electrolysis of copper sulfate solution
- Electrolysis of water
- Electrolysis of water and the concept of charge
- Electromagnetic braking in a copper pipe
- Electromagnets: field pattern
- Electromagnets: forces
- Electron deflection tube: straight line streams
- Electron deflection tube: using an electric field
- Electron diffraction
- Electrostatic model of alpha particle scattering
- Elliptical reflector
- Energy carried by a moving trolley
- Energy carried by an electric current
- Energy stores and carriers
- Estimate of acceleration due to gravity using pulsed water drops
- Estimating the size of a molecule using an oil film
- Estimating the size of the Earth
- Estimating wavelength, frequency, and velocity of ripples
- Eudoxus' system
- Evacuating a bottle
- Examination of boiling
- Examples of change of phase
- Examples of simple harmonic motion
- Examples of solids, liquids and gases
- Expanding liquids
- Expansion cloud chamber
- Expansion of a gas at constant pressure
- Expansion of a solid rod
- Expansion of water on freezing
- Experimental test of F = mv²/R
- Experiments with a fan of rays
- Experiments with a single ray
- Experiments with a Van de Graaff generator
- Experiments with magnets
- Experiments with rays of light
- Experiments with switches
- Explaining elastic and inelastic collisions
- Explosion of two trolleys
- Factors affecting the speed of sound
- Falling objects
- Falling through a high viscosity liquid
- Falling through air
- Falling through water
- Faraday's law
- Faraday's motor
- Feeling a force of 10 N
- Feeling the 'springiness' of air
- Filling balloons
- Finding average acceleration with a ticker-timer
- Fine beam tube
- Fine Beam Tube: a naked oscilloscope
- Fine cloth as a grating
- Flask model of the Pythagorean system
- Fleming's left hand rule (using the Earth's magnetic field)
- Flowing fluids can become charged
- Force between electromagnets
- Force of impact on a floor
- Force on a wire carrying a current in a magnetic field
- Forces due to electric charges
- Forces in an electrostatic field
- Force used to kick a football
- Fractional horse-power motor
- Frequency of a ticker-timer
- Friction between solid surfaces
- From galvanometer to ammeter
- From galvanometer to voltmeter
- Further electrostatic experiments
- Further experiments on radiation
- Further refraction demonstrations
- Further test of mv²/R
- Galileo's pin and pendulum
- Galileo's rolling ball
- Gamma radiation: inverse square law
- Gamma radiation: range and stopping
- Gas pressure: forces required to compress and expand
- Gas pressure rises with temperature
- Getting to know the joule and the watt
- Giant model of a magnet
- Gold leaf electroscope
- Gravitational model of alpha particle scattering
- Growing a crystal of alum or copper sulfate
- Guinea and feather
- Hammering lead to warm it up
- Handling crystals
- Hardboard piece to take plotting compass
- Head on collision between trolleys with magnets attached
- Hearing a laser beam
- Heating and cooling curves
- Heating effect of a current
- Herschel’s infra-red experiment
- Home-made springs
- How does the world look without glasses?
- How fuses work
- How images form
- How to make a comet
- Human energy - food and exercise
- Identifying three types of ionizing radiation
- Illustration of an elliptical orbit
- Illustration of oil spreading
- Image formation with a lens
- Increasing a gravitational store
- Independence of vertical and horizontal motions
- Inelastic collision of trolleys
- Inertia on a low friction surface
- Inertia with pendulums
- Instantaneous and average velocities
- Interference of light through two narrow holes
- Interference of water waves from two gaps
- Interference using centimetre waves
- Interference with air wedge
- Interference with plastic wave model
- Interference with two sources, using fingers
- Interference with two sources, using vibrators
- Internal resistance of a potato cell
- Internal resistance of a shoe box cell
- Introducing circular motion
- Introducing the oil film experiment
- Introducing waves
- Introduction to copper plating
- Introduction to electric forces
- Introduction to forcemeters
- Introduction to oscillations
- Introduction to statistics tally
- 'Inverse explosion' with trolleys
- Investigating a mass-on-spring oscillator
- Investigating energy transfers in a pendulum
- Investigating free fall with a light gate
- Investigating light intensity from a lamp
- Investigating momentum during collisions
- Investigating motion on a sloping surface
- Investigating Newton's second law of motion
- Investigating series and parallel circuits
- Investigating simple steel springs
- Investigating the current around a circuit
- Investigating the pressure of a water column
- Investigating the resistance of wires
- Investigating the spectrum with an electronic detector
- Investigating the time of oscillation of a pendulum
- Investigation of a bottle labelled ‘vacuum’
- Investigation of a simple pendulum
- Ions in a flame
- Ions produced by a flame carry a current
- Ions produced by radiation carry a current
- Is the ring magnetised?
- I/V characteristic of a carbon resistor
- I/V characteristic of a filament lamp
- I/V characteristic of a semiconductor diode
- Jet of steam from a boiling flask
- Jobs needing food or fuel
- Kepler's Second Law on ice
- Kepler's Second Law using a centripetal force kit
- Kepler's Second Law using a dry ice puck
- Kepler’s Second Law using the rotation of a stool
- Kepler's Second Law with a whirling bung
- Kilogram Masses, 2, made of same substance and with same shape
- Kinetic theory model for a gas
- Kinetic theory: two-dimensional model
- Lamp brightness comparison
- Lamp comparison
- Lamps in parallel
- Larger kinetic model to illustrate Boyle's Law
- Large trolley investigations of acceleration
- Law of reflection
- Law of refraction
- Lead tree
- Learning to use voltmeters
- Levers and pulleys multiply force but not energy
- Looking at crystals
- Looping the loop
- Magnet and coil
- Magnetic field due to a coil carrying a current
- Magnetic field due to a long close-wound coil
- Magnetic field due to an electric current in a wire
- Magnetic field inside an open coil
- Magnetic fields due to arrangements of magnets
- Magnetic model of alpha particle scattering
- Magnetic shielding
- Making a cloud by expansion
- Making a microbalance
- Making an electric arc work from the mains
- Making a permanent magnet
- Making a photo to take home
- Making a telescope
- Making your own relay
- Maltese cross: casting shadows
- Marching model of refraction
- Massive beam and anvil to show pressure exerted by a stream of balls
- Massive pendulum
- Mean free path of marble in a tray
- Measurement of acceleration using light gates
- Measurement of g using an electronic timer
- Measuring and weighing solid blocks
- Measuring gas pressure using manometers
- Measuring e/m
- Measuring lengths in centimetres
- Measuring lung pressure
- Measuring paper
- Measuring resistance with a voltmeter and an ammeter
- Measuring the average density of a student
- Measuring the density of air 1
- Measuring the density of air 2
- Measuring the density of air 3
- Measuring the density of liquids
- Measuring the density of regular solid shapes
- Measuring the density of water 1
- Measuring the density of water 2
- Measuring the gas supply pressure
- Measuring the half-life of protactinium
- Measuring the power of a lamp
- Measuring the power of a motor
- Measuring the radius of a marble
- Measuring thermal energy
- Measuring the speed of sound 2
- Measuring the speed of sound 3
- Measuring the speed of sound using echoes
- Measuring the thickness of a coin
- Measuring the thickness of aluminium leaf
- Measuring the wavelength of light
- Measuring time intervals
- Melde's experiment
- Metre rule with cm and mm markings
- Millikan's method for money
- Mixing hot and cold water
- Model CD scanner
- Model DC power line
- Model eye demonstration with flask
- Model eye with a goldfish bowl
- Modelling a resistive survey
- Modelling for Brownian motion
- Modelling precession of the equinoxes
- Model loudspeaker
- Model of a camera
- Model of a microscope using a car lamp
- Model of a microscope with ray streaks
- Model of a solid using students
- Model of a telescope with ray streaks
- Model of expanding liquids and gases
- Model of ions in motion
- Model of planetary path
- Model of the celestial sphere
- Model of the early Greek scheme
- Model of the oblate Earth
- Model of train track signalling
- Model showing atmospheric thinning higher up
- Model to illustrate precession of the Earth
- Momentum interchanges with other objects
- More inertia experiments
- More surface tension effects
- Motion of a ball rolling down a plank
- Moving an electromagnet
- Moving an object across the table
- Moving charges are an electric current
- Moving coil meter
- Moving energy from one thing to another 1
- Moving energy from one thing to another 2
- Multiflash photographs of accelerated CO2 pucks
- Multiflash photographs of free fall
- Multiflash photographs of motion down a slope
- Multiflash photographs of projectiles
- Musical frequencies shown on a C.R.O.
- Music from standing waves: monochord
- Newton's first law
- Newton’s Third Law
- Non-uniform acceleration with a ticker-timer
- Observing the motion of the Sun
- Observing the night sky
- Oersted's experiment
- Ohm's law
- Ohm's law with alternating current
- Ohm's law without a voltmeter
- Optical illusion with concave mirror
- Oscilloscope and alternating voltage from transformer
- Particle model of reflection
- Penny on a turntable
- Perrin tube – sign of electron charge
- Photographing the night sky
- Photograph of marbles in motion
- Physicists at play
- Pick and mix
- Pinhole camera and lens camera
- Planetarium model
- Planetary paths
- Play with magnets
- Polystyrene sphere crystal models
- Potential difference and e.m.f.
- Pouring particles
- Power cycling up a hill
- Precession
- Precession of the equinoxes
- Preparation for Millikan’s experiment (dancing men)
- Pressure and force
- Pressure exerted by a stream of balls
- Pressure of air at constant volume
- Problem circuit
- Projection of spectrum with diffraction gratings
- Pulses and continuous waves with a Slinky spring
- Pushes, pulls and muscles
- Pythagorean model of the Universe
- Race time measurement
- Radiation from black and shiny surfaces
- Radiation from Bunsen flames
- Random walk experiment 1
- Random walk experiment 2
- Ray model of telescope with field lens
- Ray of light in water
- Real and virtual images in a smoke box
- Red-hot heater and curved mirrors
- Reflecting a ray of light and a rubber ball
- Reflection at a parabolic barrier
- Reflection of a circular pulse by a barrier
- Reflection of a straight pulse by a barrier
- Reflection of ripples at a circular barrier
- Refraction in a tank of water
- Refraction of particles and of waves
- Refraction of ripples entering shallow water
- Relationship between volts and amps for electrolytes
- Relationships between acceleration, force and mass
- Retinal shadow
- Retinal shadow using a model eye
- Ring of standing waves
- Seeing sound waves
- Series and branching circuits
- Shadows and rays on a screen
- Shift a joule
- S.H.M. and circular motion
- S.H.M. on a rope
- S.H.M. with a cantilever
- Showing that a spark can pass through air
- Simple circular pulses in ripple tanks
- Simple electric circuits
- Simple electromagnet
- Simple kinetic energy transfers
- Simple model of exponential decay
- Simple molecular model of different states of matter
- Simple motion experiments with a datalogger
- Simple spectrum of sunlight
- Simple straight pulses
- Simplification of interference at air wedge
- Skateboard forces
- Sketching a satellite orbit and predicting its period
- Slow AC with a capacitor
- Slow AC with a capacitor and an inductor
- Slow AC with a low frequency generator and a voltmeter
- Slow AC with a low frequency generator and oscilloscope
- Slow AC with an ohmic resistor
- Soap Film
- Solid carbon dioxide turning into a gas
- Sound and light: energy carriers
- Sound waves
- Specific thermal capacity of aluminium
- Specific thermal capacity of aluminium more accurately
- Spectra
- Spectra formed by gratings
- Speed of a rifle pellet measured with a scaler or timer
- Spinning demonstration with V-channel
- Standing waves
- Standing waves along trolleys
- Stationary waves in an air column
- Stretched elastic band: an elastic store of energy
- Stretching and compressing materials
- Stretching copper wire (qualitative)
- Stretching copper wire (quantitative)
- Stretching rubber
- Stretchy sweets
- Stroboscope: introduction
- Student power
- Studying a commercial relay
- Study of diffraction of the light at narrow openings
- Surface tension
- Surface tension: aniline dripping in water
- Switching an electromagnet
- Switching on a lamp
- Symbol Tests
- Telescope magnification
- Temperature change and resistance
- Testing fuses
- Testing Pop Up Windows
- Testing projectile motion with a drawn parabola
- Test of mv²/R on a turntable
- Thales' model of the Universe
- The 'apple and arrow' experiment
- The barometer
- The current balance
- The current-through-glass demonstration
- The dangers of 'static'
- The Earth's gravitational pull
- The effect of heating common salt and paraffin-wax
- The effect of temperature on a thermistor
- The effect of temperature on conductivity
- The effects of force and mass on motion
- The electric compass needle
- The electric motor
- The "electron gun" or valve diode
- The game of Sym
- The Geiger-Müller tube
- The image of a candle in a plane mirror
- The inertia balance or 'wig-wag'
- The inverse square law with light
- The lens formula
- The magnifying glass: qualitative
- The magnifying glass: quantitative
- The Moon’s distance from Earth
- The motion of the Moon around the Earth
- The motor as a dynamo
- The need for high voltage in power lines
- The power wasted inside a battery
- The range of accommodation of the eye
- Thermal expansion of air - Charles' Law
- Thermal radiation from the human body
- The spark counter
- The specific thermal capacity of lead
- The speed of a rifle pellet by momentum
- The spinthariscope
- The Sun’s luminosity
- The swinging pendulum
- The velocity of a very long pendulum
- The virtual image in a plane mirror
- The voltmeter as a cell (battery) counter
- The water barometer
- The water circuit: modelling current and potential difference
- The waveform of AC on a demonstration oscilloscope
- Thin wire, strong, length 3.5m
- Three-dimensional model used to illustrate Boyle's Law
- Ticker-timers for investigating speed
- Time intervals using a heavy pendulum
- Timing a trolley on a slope
- Transformer: dependence on number of turns
- Transmitting and absorbing radiant energy
- Transverse waves along a rope
- Trolley and falling mass
- Trolley collisions
- Turning effects and a clock-spring
- Two-dimensional collisions with ball bearings
- Two-dimensional diffraction grating
- Two dimensional momentum interchanges with pucks
- Understanding colours
- Understanding measuring cylinders
- Use of a voltmeter
- Using a Bourdon gauge to measure lung pressure
- Using a brick to introduce energy
- Using a CRO as a voltmeter
- Using a CRO to measure short time intervals
- Using a CRO to show acoustic waveforms
- Using a CRO to show an AC waveform
- Using a CRO to show different waveforms
- Using a CRO to show rectification by a diode
- Using ammeters
- Using an electric motor to raise a load
- Using an energymeter to measure efficiency of energy transfer
- Using an energymeter to measure power in electrical circuits
- Using a stroboscope to 'freeze' continuous ripples
- Using magnifying glasses and microscopes
- Using the telescope like an astronomer
- Using the ticker-timer to measure time
- Variable focus eye
- Variation of gas pressure with temperature
- Velocity-time graphs with a ticker-timer
- Vibrating tuning fork and rotating mirror
- Vibrations in a rubber sheet
- Vibrator to generate continuous waves
- Viewing sharp shadows
- Voltage/current relationship for a gas
- Volume change on dissolving salt in water
- Warming up a gas by speeding up its particles
- Watching crystal growth under a microscope
- Watching crystals form quickly
- Watching one ripple crossing another
- Water circuit
- Water jet through rings
- Water waves seen in section
- Waves along a line of students
- Waves with trolleys
- Weighing air
- Weighing a sample of air – a rough estimate
- Weighing liquids
- Wet paper demonstration of electrolysis
- What affects the output of a solar panel?
- What's the frequency?
- Whirling a rubber bung and letting go
- Whirling a rubber bung on a string
- ‘Wholesale’ photoelectric effect
- Why does reducing volume increase pressure?
- Working against a band brake
- Young's fringes with centimetre waves
- Young's fringes with sound waves
- Young's slits with light
Updated 11 Apr 2006
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