Description

distance-measurement system

and tri-color - sit in 2 x 2 inch plastic mounts with 1 x 1

Pair of nylon-fringed metal pompons on insulated stands that fan into wide cones under mutual repulsion when charged

Bicycle dynamo on a 4mm-socket base with a parallel-wired MES lamp and 2

right-angle prism

Doppler Effect Demonstration Apparatus with 92dB Buzzer Electricity & Magnetism_Electrochemistry distance-measurement systemDemonstrates the Doppler effect by swinging a 92dB buzzer on a 0. 8m tether, revealing the shift between approaching and receding frequencies in introductory wave and sound units.

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Doppler Effect Demonstration Apparatus with 92dB Buzzer Electricity & Magnetism_Electrochemistry distance-measurement system

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