Electrolysis of Water
Description
In this lesson plan, students observe the electrolysis of water using either photovoltaics or a battery as the electric energy source.
Time Required: 1 hour
Language: English
Learning Objectives
Students will:
-be able to explain how hydrogen can be extracted from water
-be able to explain how energy flows through the electrolysis system
Teachers Notes
Detailed procedure and handouts can be found in the attached lesson plan.
Other Tools
• photovoltaic cell (3V min) or 9-volt • battery (1 per group) • piece of aluminum foil, approx. 6 cm x 10 cm (2 per group) • salt • electrical wires with alligator clips (2 per group) • beaker or small bowl (1 per group) • water • stirring rod or spoon • graduated cylinder (several per class) • Science Journal
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Submitted By:GreenLearning
Administration:Edit Resource
Source:US Department of Energy
Resource Type:Lesson Plan
Subject(s):Science, Environmental Science,
Topic:Energy Generation, Water Issues,
Level:Intermediate / Middle
Grade: 4 5 6 7 8 9
Administration:Edit Resource
Source:US Department of Energy
Resource Type:Lesson Plan
Subject(s):Science, Environmental Science,
Topic:Energy Generation, Water Issues,
Level:Intermediate / Middle
Grade: 4 5 6 7 8 9