# PHYS260

## G3-04: SHIVE WAVE MACHINE - STANDING WAVES

Purpose: Demonstrate standing waves.

## G3-02: SHIVE WAVE MACHINE - SUPERPOSITION OF PULSES

Purpose: Demonstrate constructive and destructive interference using pulses.

## G1-35: MASS ON SPRING - EFFICIENT MODEL

Purpose: Illustrate the motion of a mass on a spring.

## G1-34: AIR TRACK - SIMPLE HARMONIC MOTION

Purpose: Demonstrate simple harmonic motion of a mass held by two springs.

## G1-32: MASS ON SPRING - WITH STAND

Purpose: Illustrate SHM.

## F4-11: LAMINAR AND TURBULENT FLOW OF AIR

Category: F4 Fluid in Motion
Purpose: Demonstrate laminar and turbulent flow.

## G2-05: AIR TRACK - DRIVEN AND DAMPED OSCILLATIONS

Purpose: Illustrate the behavior of a driven and damped oscillator.

## F2-23: BUOYANCY PARADOX - INVERTED BLOCK

Category: F2 Buoyancy
Purpose: Illustrate buoyancy in a paradoxical way.

## F2-07: BUOYANCY - PEPSI AND DIET PEPSI

Category: F2 Buoyancy
Purpose: Show the difference in density between soft drinks with and without sugar.

## F2-04: BUOYANCY - SPHERE AND WATER

Category: F2 Buoyancy
Purpose: Challenge the students' thinking about the buoyant force by considering the question: "Will a round object, without a flat top and bottom surface, experience a buoyant force, as does a cylinder?"

## F1-05: DOES WATER SEEK ITS OWN LEVEL?

Purpose: A trick to challenge the students.

## F1-04: EQUILIBRIUM TUBES

Purpose: Demonstrate that pressure is transmitted equally throughout a fluid.

## F1-02: FLUID PRESSURE VS DEPTH - ANEROID GAUGE

Purpose: Show water pressure versus depth with an aneroid gauge.

## G4-31: MOIRE PATTERNS

Purpose: Show a type of interference pattern.

## G4-03: RIPPLE TANK - DOPPLER EFFECT

Purpose: Show how wave fronts crowd together in front of and spread out behind a moving source.

## M1-01: LASER DIFFRACTION - FIXED SINGLE SLIT

Purpose: Demonstrate single slit diffraction.

## J4-51: THEREMIN

Purpose: Demonstrate the theremin

## J1-12: INDUCTION - ELECTROSCOPE

Purpose: Demonstrate charging by induction.

## J3-02: ELECTRIC FIELD OF RING OF CHARGE - MODEL

Purpose: Aid in the visualization of the electric field of a ring of charge

## J4-41: CAPACITORS

Purpose: Display a variety of capacitors
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• #### K5-01: PIEZOELECTRICITY

Demonstration of a piezoelectric crystal Read More
• #### K5-02: PIEZOELECTRIC CRYSTAL - AUDIBLE

Demonstrate that a piezoelectric crystal converts electrical impulses into physical vibrations Read More
• #### K5-03: PIEZOELECTRIC IGNITOR

Show a commercial use for piezoelectricity Read More
• #### K5-04: PIEZOELECTRIC GUN

Application of piezoelectricity to produce copious quantities of electric charge Read More
• #### K5-11: BATTERY MODEL

Simple model of a battery using a human as the source of energy Read More
• #### K5-12 BATTERY AND CURRENT - WORKING MODEL

Model of battery with circuit attached Read More
• #### K5-13: ELECTRIC CURRENT - MODEL

Indicate how electrons really flow through a conductor Read More
• #### K5-14: ELECTRIC CELL

Demonstrate how an electric cell is formed Read More
• #### K5-16: CARRIER CURRENT DENSITY MODEL

Model the density of carriers crossing a plane Read More
• #### K5-21: AC PLUG CIRCUIT CHECKER

Check the wiring of 110VAC power sockets Read More
• #### K5-22: AC PLUG CIRCUIT CHECKER CHECKER

Demonstrate each different kind of wiring error Read More
• #### K5-23: ROTATING TWO-COLOR LED

Demonstrate that what comes out of a 110 VAC plug is in fact alternating current Read More
• #### K5-31 OHM'S LAW

Demonstrates relationship between current, voltage, and resistance Read More
• #### K5-32: RESISTANCE VS DIAMETER AND LENGTH

Determine how resistance varies as a function of diameter and length for the same material Read More
• #### K5-33 CONDUCTIVITY OF SALT SOLUTION

Shows that pure water is not conducting, but a solution of an electrolyte is conducting Read More
• #### K5-34: THERMAL COEFFICIENT OF RESISTANCE IN COPPER

Show that the resistance of copper changes linearly with temperature Read More
• #### K5-35: RESISTORS AT LN TEMPERATURE

Illustrate materials with both positive and negative temperature coefficients of resistivity Read More
• #### K5-36: RESISTORS AT LN TEMPERATURE - LIGHT BULB INDICATOR

Demonstrate materials with both positive and negative temperature coefficients of resistance Read More
• #### K5-41: V-I CURVES FOR OHMIC AND NON-OHMIC DEVICES

Illustrate resistive properties of resistors and diodes Read More
• #### K5-42: TRANSISTOR

Demonstrate a transistor circuit Read More
• #### K5-43: NON-OHMIC DEVICE - V VS. I

Demonstrates the non-linearity of the V vs I curve for a diode Read More
• #### K5-44: NON-OHMIC DEVICE - LIGHT BULB

Show the change in resistance of a light bulb with temperature Read More