"WardsSci000475"

Six aluminum replacement leaves for the Electroscope Assembly without Flask.

Use this durable push-button switch in battery circuits. Includes: mounting screws.

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High Quality and Economical

Made of brass, bucket with suspension loop and hook.

Demonstrate refracrion and internal reflection.

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A must for your lab

For all Optical Applications

Excellent for Introductory Mechanics Studies

These free-running plastic pulleys are durable in design.

Simple Calorimeter to Measure Heat in Many Applications