Page 69 - Science Course 3 (Book 1)
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3. Harnessing the power of the wind and the Sun to generate (electricity/heat) already is reducing our
consumption of fossil fuels.
4. The Clean Air Act includes regulations designed to reduce (oxygen/carbon dioxide) emissions.
5. The Clean Water Act has helped make significant improvements to water (quality/quantity).
Direction: Draw a wind turbine, underwater turbine, or solar panel in the space provided. Label your
drawing and write a brief statement explaining how the renewable energy resource functions.
Mo2-L3: Key Concept Check
Direction: On the line before each description, write restore, rethink, reduce, reuse, or recycle.
1. Things can be processed to be used again for another purpose.
2. Habitats and ecosystems that have been damaged can be brought back to their
original state.
3. Instead of dumping paper, plastic, glass, metal, yard waste, used appliances, and
electronics in landfills, you can do this.
4. Examples include planting trees to restore forests or removing trash to clean up
streams and beaches.
5. A gym owner in Oregon invented a way for people exercising on spin bikes to
generate electricity for the gym’s video and sound systems.
6. A train station in Tokyo uses tiles that convert people’s footsteps into electricity.
7. You can use fewer resources whenever possible.
8. You can have broken items repaired instead of replacing them.
9. Walk or ride your bicycle instead of riding in a vehicle.
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