Show the difference between a 1 kg mass and a 1 lb mass.
Show the difference in length between a meterstick and yardstick.
Demonstrate vector properties on the blackboard.
Demonstrate what a radian is.
Links to the Powers of Ten (1977) video
To show that a cart traveling with no acceleration will travel with a constant velocity.
Demonstrate that all objects fall with the same speed in a vacuum.
To demonstrate the time a ball takes to travel a known distance in free fall.
Demonstrate the plots of position, velocity, and acceleration for linear motion.
Demonstrate that the center of mass moves in a parabolic path while the object itself may move in a complicated motion about this center.
Demonstrate centripetal force.
Demonstrate centrifugal and centripetal forces.
Demonstrate that an object thrown upward while moving horizontally at a constant velocity will follow a parabolic projectile curve and land back in the cart.
Demonstrate that horizontal motion is independent of vertical motion.
Demonstrate that a projectile aimed directly at a target will only hit the target if it falls at the same time as the projectile is launched.
Demonstrate moving reference frames.
Classic film about various frames of reference.
Demonstrate inertia of a large block with a surprising outcome.
Demonstrate inertia and change in time of an impulse relative to static and kinetic friction.
To demonstrate Newton's First Law, the law of inertia, using an air track and cart
The Atwood's Machine is a two body system that demonstrates the interdependence of forces on two masses connected by a string on a pulley.
Demonstrates a stacking method that can continue indefinitely.
Demonstrate the difference between stable and unstable equilibrium points.
Demonstrate stable, unstable, and neutral equilibriums.
A car sitting on an inclined plane is very carefully counterbalanced with strings and counter weights so that if the plane is removed the car remains in position and if the normal force string is disconnected while the car is on the plane, the car should stay put.
Demonstrate that a rope held taut end to end can be easily deflected in the center by another student or a mass.
Demonstrate how torque increases with R.
Demonstrate that the sum of the moments must be zero for equilibrium.
Demonstrate that there is no horizontal force on a ladder.
Demonstrate some applications of Newton's laws.
Compare the coefficient of friction of several materials with wood.
Measure the static force of friction and compare this to the dynamic force.
The Cavendish experiment was designed to measure G, the gravitational constant. **24 Hour notice required**
To demonstrate gravitational wells that form in the fabric of space-time due to very massive objects and to demonstrate how less massive objects respond as a result.
The kinetic energy of the mass is used to do work against friction driving the nail or crushing the can.
Demonstrate complicated pulley systems.
Demonstrate the conservation of energy. (Well, most of it…)
Demonstrate conservation of energy in a pendulum.
Demonstrate gravitational potential is converted to rotational and circular motion so that an object can remain on a track that is in the shape of a loop.
An egg thrown at a loosely held sheet will not break no matter how hard you throw it.
Two carts are next to each other and a spring between them launches. They have equal and opposite reaction.
Demonstrate the principles of conservation of momentum.
Demonstrate the conservation of momentum.
Demonstrate the transfer of momentum.
Observe the differences in inertia of two rods of equal mass.
The angular accelerations of various objects rolled down an inclined plane are compared.
The rotational acceleration of the system for different moments of inertia is compared.
Demonstrate the conservation of angular momentum.
To demonstrate angular momentum.
Demonstrate conservation of angular momentum for a collapsing and expanding sphere.
The simplest and most clear example of a gyroscope is the bicycle wheel with handles.
A look at the motion of a spinning disk on a smooth surface. "Spolling; the combination of spinning and rolling."
Demonstrate the change in length of a spring for different masses hung on a spring.
Demonstrate elastic and inelastic collisions.
Demonstrate two-dimensional motion and conservation of momentum.
Show how surface tension of water is strong enough to allow dense objects to float.
Demonstrates the height of water in various arms of a connected system will be the same regardless of the shape of the container.
Demonstrate that the pressure of steam is much less than air at room temperature.
Demonstrate that atmospheric pressure is strong enough to keep two evacuated plates together.
A demonstration sized venturi manometer used to model after a common homework question.
Demonstrate how buoyancy affects apparent weight.
Demonstrate the symmetrical nature in which water will flow from holes in a tower. (Torricelli's Law)
Demonstrate Venturi tube suction.
Demonstrate a simple pendulum.
Demonstrate a rigid oscillator, in this case a circle suspended at various radii.
Demonstrate simple harmonic motion with a mass moving on a spring.
Synchronize the simple harmonic motion of a pendulum with the projection of a turntable's motion.
Show a video of the Tacoma Narrows Bridge collapse.
Demonstrate energy transfer between two pendula on the same support.
Demonstrate a transverse pulse.
Demonstrate transverse and longitudinal waves with a common toy.
Demonstrate torsional waves.
Demonstrate standing waves.
Demonstrate standing waves due to the propagation of sound waves in a closed tube filled with gas.
Demonstrate standing waves in a flat spring steel loop.
Demonstrate the Doppler effect with a piezobuzzer.
Show an interference pattern made by two coherent sources.
Demonstrate interference caused by two point sources.
To show when the trombone is at resonance, how the sound is amplified.
Demonstrate beating between to similar frequencies.
Demonstrate the approximate frequency range of human hearing.
Demonstrate the attenuation of decibel level with distance.
To show standing sound waves in a tube filled with expanded polystyrene beads.
Demonstrate standing sound waves in air which are caused by convection currents.
Demonstrate longitudinal standing waves in an aluminum rod.
Drive a plate at a given frequency and elegant patterns will form.
This demonstration drives a wine glass acoustically until it shatters.
Show various tuning forks.
Show how a simple bimetallic strip reacts to different temperatures.
Demonstrate thermal expansion of a brass ball and two sleeves.
Demonstrate the change in properties of a racquetball at low temperatures.
Demonstrate that electrical current can be temperature dependent in metal.
Demonstrate convection currents in a liquid.
Demonstrate how different metals conduct heat at different rates.
Demonstrate how to light a match with light focused by a mirror.
Compare the heating of a system with water to one with only air.
Demonstrate that shaking lead shot can make it heat up.
Demonstrate the condensation of water due to the adiabatic cooling of water vapor.
Demonstrate the dependence of the boiling point on pressure.
Demonstrate cooling by evaporation.
View Brownian motion with a microscope real time.
Demonstrate that different colored surfaces heat differently.
Demonstrate how a heated gas takes up more volume.
Demonstrate the effect that cold temperatures have on gas molecules.
Pressure vs. Temperature in a Gas at fixed Volume is demonstrated, with plotting an Absolute Zero Determination can be made.
Show an engine that requires only heat from your hand to operate.
To demonstrate the two types of charges, positive and negative, and how an electroscope works to measure the charge.wa
Show that there are two types of charges, positive and negative, and demonstrate the effect of charges upon one another.
Demonstrate electrostatic forces between two charged spheres.
A bent piece of foil is balanced on a soda can's tab, this serves as the leaf of the electroscope.
Demonstrate a simple electroscope.
Demonstrate electrostatic induction of a neutral object with an aluminum can and a charged rod.
Demonstrate a high voltage electrostatic generator.
Demonstrate static electric repulsion.
A two-dimensional model is used for the projection of the field around point charges, parallel plates, etc.
To prove a radio in a wire cage will not be able to receive RF electromagnetic waves. Proves Faraday was right, and that there is zero electric field inside a conducting shell.
Demonstrate the principle of the Faraday ice pail.
Set up discharge sphere to receive sparks and demonstrate what happens when a lightning rod is brought near.
Show the effect of spacing and different dielectrics between the plates of a capacitor.
To demonstrate the Electric Field energy stored on a parallel plate capacitor. As the plates separate, the voltage increases until there is a discharge arc across two probes.
By charging and shorting a capacitor, a big noise can be produced and additionally, induced currents can be produced by a strong momentary magnetic field launching an aluminum ring or ripping a pop can in half, which illustrates how much energy the capacitor can store.
Demonstrate that a capacitor can store energy.
Simulate resistance in a wire.
To show how heated glass turns into an ionic fluid, allowing conduction of electricity to occur.
A step-up transformer creates a voltage that exceeds the dielectric breakdown of air between two rods.
Demonstrate electromotive force using a lemon and electrodes of dissimilar metal.
Show different thermocouples.
Demonstrate how light bulbs (resistors) behave in series and in parallel.
Demonstrate series and parallel circuits with given resistors and the black box meters. Quantitative values achieved.
Demonstrate Ohm’s law and RC time constant.
Breaking a magnet
To demonstrate diamagnetism vs. paramagnetism.
Iron heated to its Curie point loses its magnetism
Show that a ceramic superconductor can levitate a magnet.
Demonstration of earth's magnetic field on a compass.
Demonstrate that a current carrying wire produces a magnetic field.
Show the shape of the magnetic field around bar magnets.
Show the shape of the magnetic field lines around current-carrying straight wire.
Show the shape of the magnetic field lines around current-carrying solenoid.
Demonstrate the magnetic field at the center of a coil of current carrying wire and the addition of the coil’s field to that of the Earth’s field to produce a net torque on the compass needle.
Demonstrate electron beam deflection by a magnetic field as a moving spot on the screen.
Demonstrate the force between two adjacent parallel current-carrying wires.
Demonstrate attraction and repulsion (due to currents) between parallel wires wound in a spiral.
Demonstrate the force on a current-carrying wire that is in a permanent magnetic field.
Demonstrate back emf in an electromagnet.
Demonstrate the build-up and decay of current in an inductor on an oscilloscope.
Demonstrate that a moving magnet can cause a current in a coil.
Demonstrate mutual inductance.
Demonstrate an effect of electromagnetic force.
Demonstrate Eddy Current in a copper tube as opposed to an acrylic tube.
Demonstrate induced currents by magnetic pumping.
This model shows the basic transformer construction and can be used to show step-up and step-down.
Show a hand-turned model generator.
Demonstrate how power varies with frequency in an RLC circuit.
Demonstrate electromagnetic radiation.
Show a collection of spherical mirrors.
Demonstrate how an object cannot be seen when immersed in a substance with the same index of refraction.
The refraction tank is a medium for showing refraction and total internal reflection at an interface.
Demonstrate total internal reflection with a light pipe.
Demonstrate geometrical optics by direct ray tracing using three parallel beams of light in an optical scattering tank.
Project an image using a lens.
Demonstrate the behavior of light passing through a single, narrow slit of size on the order of the light's wavelength.
Demonstrate the interference behavior of light passing between two slits.
Demonstrate the interference of light passing through numbers of slits.
Demonstrate Newton's rings.
Demonstrate interference patterns caused by a soap film.
Demonstrate interference w/ an optical interferometer.
Demonstrate how different refractive indices disperse light.
Demonstrate how blue light can be scattered while red light is transmitted.
Demonstrate properties of polarization with three polaroid sheets and an LED Light.
Demonstrate the polarization of microwaves.
Demonstrate polarization by reflection off water.
Demonstrate the optically active cornsyrup with polarization cards and a light source.
Show how light is focused in an eye, with or without corrective lenses.
Show a hologram.
To demonstrate geometrical optics using a variety of lenses, mirrors, and prisms in a transportable kit that connects to a blackboard.
This demonstration shows the production of photoelectrons in zinc.
Demonstrate electron wave properties.
Demonstrate the atomic spectra of elemental gases and compounds
Demonstrate the atomic spectra of various gases.
Use a Geiger counter to detect radioactivity and show how various materials can shield you from radioactivity.
Demonstrate the detection of subatomic and high energy particles.
Show a part of the Mechanical Universe film series.
Demonstrate the orbits of planets and Pluto around the sun in our solar system.
Demonstrate phases and/or eclipses of the moon, earth, and sun.
Show the apparent motion of a planet in the heliocentric solar system.
Demonstrate the relationship between the Earth, the Sun, and other celestial objects.
To demonstrate why sunspots appear dark on the surface of the sun.
Illustrate the random walk a photon takes from the center of the sun.
Demonstrate the geometry of the expanding universe.
Demonstrate an accretion disk.