"Ward's Phenomena Lab Activities"
Ring and Ball Demo
Brass ball mounted on brass rod for thermal expansion experiments.
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Specific Gravity/Heat Set
A useful set for density, specific heat and gravity.
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Bimetallic Strip Demonstration
Bimetallic strips attached to wooden handle to study thermal energy.
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Specific Heat Cylinders with Wood Base
Metal cylinder set for demonstrating density investigation and specific heat experiments.
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Bimetallic Strips on Blocks, Set 10
Bimetallic strips attached to wood blocks to study thermal energy.
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Compound Bar
For demonstrating the differential expansion of two metals as shown by the curvature produced when the bar is heated. Each metal band is 200 x 15mm and riveted together.
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Essential Physics Demo: Wood and Metal Heat Conducting Cylinder
Demonstrate the Difference Between the Specific Heat of Objects.
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Thermostat
This working model thermostat will demonstrate how differential expansion is used to control temperature. A bimetallic strip is used to open or close an electric circuit when temperature changes. The contacts will carry about three amperes. The unit can be operated with a 6 V lantern battery, low voltage power supply, or a blow dryer. Mounted on a metal base; approximately 15 cm high.
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Innovating Science® STEM Investigations: Make Your Own Liquid Crystal Thermometer
Gain an understanding of materials science and liquid crustals and how they can be used in a variety of technologies.

