Description
The ultimate spring for demonstrating transverse and longitudinal waves. It is 2-3/4″ in diameter and 8″ L when compressed, but it can be stretched up to 60 ft! Comes with stand for easy, tangle-free storage.
The ultimate spring for demonstrating transverse and longitudinal waves. It is 2-3/4″ in diameter and 8″ L when compressed, but it can be stretched up to 60 ft! Comes with stand for easy, tangle-free storage.