| Videos: 29 results |
Standing Waves on a Wave Demonstrator (with frequency)
The relationship between frequency and wavelength for standing waves on a 0.90 m short-rod wave demonstrator is explored. The frequency is displayed at the bottom of the screen.
Quantum Chemistry
|
Energy Dissipation, Constructive and Destructive Interference
Important wave phenomena include energy dissipation (wave damping) and wave interference as seen in the following slinky demonstrations.
Quantum Chemistry
|
Waves Consisting of Single Pulses
Characteristics of single pulse waves include direction of displacement and wave speed illustrated in the following slinky demonstrations.
Quantum Chemistry
|
Wave Trains
Examples of transverse wave trains in a Slinky™ are shown.
Quantum Chemistry
|
Waves in a Slinky™
A Slinky™ is used to demonstrate transverse and longitudinal waves, reflection, energy dissipation, interference, and plane polarization.
Quantum Chemistry
|
Wave Diffraction, Interference, and Scattering
Diffraction, interference and scattering - properties common to all wave phenomena - are demonstrated with waves in a ripple tank.
Quantum Chemistry
|
Circular Standing Waves in a Ripple Tank
Circular standing waves in a ripple tank are demonstrated.
Quantum Chemistry
|
Waves in a Ripple Tank
Circular waves, linear waves, and waves from two point sources in a ripple tank are shown and described.
Quantum Chemistry
|
Standing Waves on a Wave Demonstrator
The relationship between frequency and wavelength for standing waves on a 0.90 m short-rod wave demonstrator is explored.
Quantum Chemistry
|
Interference in a Wave Demonstrator
Constructive and destructive interference are illustrated with a 0.90 m long-rod wave demonstrator.
Quantum Chemistry
|
Waves in a Wave Demonstrator — Wave Speed, Reflection, and Interference
Wave speed, frequency, wavelength, and reflection are illustrated with a 0.90 m (long-rod, low wave speed) wave demonstrator.
Quantum Chemistry
|
Standing Waves on a String - Separate Movies
The relationship between frequency and wavelength for standing waves on a stretched string is demonstrated in a series of separate movies.
Quantum Chemistry
|
Standing Waves on a String
The relationship between frequency, wavelength, and energy absorption for waves on a stretched string is discussed.
Quantum Chemistry
|
Unique Nodal Patterns at Resonant Frequencies - Square Plate
The development of nodal patterns on a square Chladni plate at resonant frequencies is shown. The wave driver is set at a resonant frequency and sand is scattered on the Chladni plate forming a resonance pattern characteristic of that frequency.
Quantum Chemistry
|
Specific Frequencies - Round Plate
Unique nodal patterns at several resonant frequencies for a round plate are shown.
Quantum Chemistry
|
Standing Waves on Chladni Plates
In these movies we demonstrate two dimensional standing waves on Chladni plates.
Quantum Chemistry
|
Background Information for the Photoelectric Effect
This section provides background information about the apparatus used for the photoelectric effect demonstration.
Quantum Chemistry
|
The Photoelectric Effect
The photoelectric effect is demonstrated.
Quantum Chemistry
|
Light as a Particle: Photoelectric Effect
The discovery of the temperature dependence of the spectrum of an incandescent light source and the discovery of the photoelectric effect led to the characterization of the particle-like properties of light. Here we demonstrate these two phenomena.
Quantum Chemistry
|
Light and Electrons
Some wave-like and particle-like properties of light and some wave-like and particle-like properties of electrons are shown.
Quantum Chemistry
|
Neon Signs
Here are images of gas discharge lamps filled with the noble gases helium, neon, argon, krypton and xenon.
Quantum Chemistry
|
Electrostatic Attraction-Liquids
Liquids are brought near a charged rod to check for attraction.
Covalent Bonding |
Noncovalent Interactions |
Water / Water Chemistry
|
Hardness of Solid Substances
The hardness of various solids are compared.
Covalent Bonding |
Nonmetals |
Physical Properties |
Solids |
Noncovalent Interactions
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Hardness of Solid Substances - Grinding
A number of metals and nonmetals are ground with a mortar and pestle. The nonmetals shown here are all soft (due to weak intermolecular forces), but the metals vary in hardness.
Covalent Bonding |
Nonmetals |
Physical Properties |
Solids |
Metallic Bonding |
Metals
|
Resonance Boxes
Conditions for energy transfer between resonance boxes are discussed.
Quantum Chemistry |
Transport Properties
|
Sound Waves
Wave concepts such as standing waves, resonance and interference can be demonstrated using sound waves.
Transport Properties |
Quantum Chemistry
|
Light as a Wave: Reflection, Diffraction, Polarization, and Absorption
The following demonstrations illustrate diffraction, scattering, and absorption of light.
Quantum Chemistry |
Physical Properties
|
The Electron as a Particle: Crookes and Cathode Ray Tubes
The Crookes tube and various cathode ray tubes demonstrate the electron as particle.
Quantum Chemistry |
Applications of Chemistry
|
Cloud Chamber
Charged radioactive particles produce condensation trails in a cloud chamber.
Nuclear / Radiochemistry |
Quantum Chemistry
|
