UNIT 5: Earth and Space, Part 2
Lesson 3: Alternative Energy Resources
What are biofuels? Biofuels are fuels made from plants. Biofuels are alternative
energy resources.
What type of biofuel is made from corn? Ethanol is a biofuel that is made from
What is biodiesel? Biodiesel is a biofuel made from vegetable oils or fats. It is an
alternative energy resource.
Teacher Instruction
Read the instructions in the student edition.
Allow ample
time for student groups to plan and complete the activity.
Have student groups present their work to the class.
Display the posters.
Materials Materials
For student groups
poster board or
crayons, colored
craft supplies

Teacher Note Teacher Note
As an optional approach, you
may allow students
to create
posters individually instead of
in groups.
Let’s Elaborate!
Page 132
Create a poster to persuade people to—
conserve fossil fuels
begin using alternative energy resources
Be prepared to present your poster to the class.
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