Seismograph Model [80848]

This heavy duty seismograph model creates a visual representation of the shock waves generated by an earthquake. It can be used to teach both mathematical and geological concepts in an educational setting. Demonstration is conducted by manually pulling the paper strip and recording simple movements made by jumping or moving next to the model. This model is designed for educational concept demonstration and is not intended to be used to accurately measure seismic waves. Please Note: Roll of paper included however the pencil shown in the image is not included.