Guide

Main Module | Energy from Mud? Thank a Microbe!
19
Scientic Investigations
ScieNtific iNveStiGatioNS
ScieNtific iNveStiGatioNS
Activity 1: How does a microbial fuel cell work?
How does a microbial fuel cell work? In this activity you and your partner
will assemble a MudWatt™ Microbial Fuel Cell. You will be monitoring the
MudWatt over 20 days to see how much power it generates over time. You
will be evaluated using the experimental and group work rubrics provided.
Procedure
1. Gather MudWatt™ kit and a few cups of dirt (1 kit per group).
2. Assemble MudWatt™ according to the instructions included in the kit.
StudeNt haNdout
Questions
1. WhatarethepartsofaMicrobialFuelCell?
In the space provided sketch what the MudWatt set up looks like.
Label the following parts on the drawing:
anode cathode circuitboard LED capacitor soil
activity 1