Thermal Properties of Matter
K5-34: THERMAL COEFFICIENT OF RESISTANCE IN COPPER
Category: K5 Electrical Properties of Matter
Purpose:
Show that the resistance of copper changes linearly with temperature.
K5-36: RESISTORS AT LN TEMPERATURE - LIGHT BULB INDICATOR
Category: K5 Electrical Properties of Matter
Purpose:
Demonstrate materials with both positive and negative temperature coefficients of resistance.
I3-31: IDEAL GAS LAW - VOLUME OF ONE MOLE
Category: I3 Gases
Purpose:
Demonstrate that one mole of gas occupies 22.4 liters at STP.
K5-35: RESISTORS AT LN TEMPERATURE
Category: K5 Electrical Properties of Matter
Purpose:
Illustrate materials with both positive and negative temperature coefficients of resistivity.
K5-03: PIEZOELECTRIC IGNITOR
Category: K5 Electrical Properties of Matter
Purpose:
Show a commercial use for piezoelectricity.
K3-05: DEMOUNTABLE TRANSFORMER - WELDER
Category: K3 Transformers
Purpose:
Show that very large currents can be produced in the secondary of a step-down transformer.
I2-42: FALLING CANDLE
Category: I2 Transfer of Heat
Purpose:
Demonstrate how a flame burns in the absence of normal convection.
I2-27: THERMAL EQUILIBRIUM BETWEEN ALUMINUM AND COPPER
Category: I2 Transfer of Heat
Purpose:
Show process of thermal equilibrium happening between touching aluminum and copper cylinders.
I2-26: LEIDENFROST PHENOMENON
Category: I2 Transfer of Heat
Purpose:
Demonstrate the Leidenfrost effect.
I2-24: THERMAL CONDUCTIVITY IN WATER
Category: I2 Transfer of Heat
Purpose:
Demonstrate that water is a poor conductor of heat.
I1-74: SHAPE-MEMORY ALLOY - CLOVER
Category: I1 Thermal Properties of Matter
Purpose:
Illustrate shape-memory alloy.
I1-73: SHAPE-MEMORY ALLOY - COOL CRAFT
Category: I1 Thermal Properties of Matter
Purpose:
Illustrate shape-memory alloy.
I1-72: SHAPE-MEMORY ALLOY - ICEMOBILE
Category: I1 Thermal Properties of Matter
Purpose:
Illustrate shape-memory alloy.
I1-71: SHAPE-MEMORY ALLOY - THERMOBILE
Category: I1 Thermal Properties of Matter
Purpose:
Ilustrate shape-memory alloy.
I1-64: BURNING CANDLE - COMBUSTION PROCESS
Category: I1 Thermal Properties of Matter
Purpose:
Demonstrate features of the burning process and to debunk myths about this supposedly well-known demonstration.
I1-62: DUST EXPLOSION MODEL
Category: I1 Thermal Properties of Matter
Purpose:
Show why small particles of flammable material can create a dust explosion when ignited.
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K6-01 SERIES AND PARALLEL LIGHTS - TWO BULBS
Demonstrates the effect of series and parallel connections of two identical light bulbs
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K6-02: SERIES AND PARALLEL LIGHTS - FIVE BULBS
Demonstrate combinations of series and parallel light bulbs Read More
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K6-03 SERIES AND PARALLEL LIGHTS - BATTERY AND CLIP-ON WIRES
Shows voltages and currents in series & parallel circuits
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K6-11 CIRCUIT PARADOXES
Series-parallel circuits to encourage discussion about DC circuits Read More
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K6-12: SERIES/PARALLEL LIGHT CIRCUIT CONUNDRUM
Test your ability to analyze series/parallel circuit Read More
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K6-21: HEATING IN CURRENT-CARRYING WIRE
Show the conversion of electrical energy into heat Read More
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K6-22: ENERGY CONVERSION - IMMERSION HEATER
Demonstrate quantitatively the conversion of electrical energy into heat Read More
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K6-32: POTENTIOMETER
Find an unknown EMF using a voltage divider Read More
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K6-33: WHEATSTONE BRIDGE
Demonstrate operation of a Wheatstone bridge Read More
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K6-35: VOLTAGE DIVIDER
Show how a voltage divider can be used to produce any voltage up to the maximum of the source Read More
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K6-36: VISIBLE AMMETER
See some of the important parts inside an ammeter Read More
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K6-41: DIODE RECTIFIERS AND FILTERS
Demonstrate rectification of 60 Hz AC by a diode and by a bridge rectifier Read More
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K6-42: SINE WAVE AND RECTIFIED SINE WAVE
Show the AC output from a generator and how it is converted to full-wave rectified AC using a split ring commutator Read More
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K6-51: KIRCHHOFF'S LAWS
Apply Kirchhoff's laws to a simple two-loop problem Read More
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K6-52: IMPEDANCE MATCHING - BATTERY AND JOULEMETER
Demonstrate that the power transmission is maximized when the source impedance and the load impedance are equal Read More
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