Educational demonstration apparatus

Details Educational demonstration apparatus Educational demonstration apparatus

G - Physics

09

B

G09B 23/06 (2006.01)

Patent

CA 2337385

There is disclosed an educational demonstration apparatus which has a probe. The probe has an end for seating against a surface and a body relative to which the probe is displaceable. The resilient spring has a first end fixed relative to the body and a second end fixed relative to the probe. One of the probes or body has a calibrated scale associated therewith, and the other body or probe has an indicator associated therewith. This probe is inexpensive and simple to use.

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