Zapped! Activities for The Body Electric

Keep Your Ion the Ball - Did you ever wonder why your sweat and tears taste salty? In this experiment you will test the conductivity (ability to conduct electricity) of a variety of beverages to see which ones contain a higher concentration of electrolytes or salts.

Couch Potato Fitness: Too Good to Be True? - What are electrical muscle stimulators? Will they make you slim?

Nervous Energy - Nerve impulses travel from one neuron to another in the form of electrical signals. You can set up an experiment at home to see how this works.

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