If you're seeing this message, it means we're having trouble loading external resources on our website.

If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked.

Main content

Electrode (distance test)

Does the distance between the copper and zinc electrodes matter? What happens to the deflection when we hold them close vs. far apart? Why is there a difference? Created by Brit Cruise.

Want to join the conversation?

Video transcript

(footsteps in the background) (water dripping) (pen scratches on paper) (light thud of mechanism on table) (footsteps in background) (metallic clink) (pen scratches on paper) (metal scraping against inside of cup)