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3 cards from this section. Quick, good the night before a test.
What is energy efficiency?
Think about how devices can operate with lower power.
List two benefits of using LED lights.
Consider how they compare to traditional bulbs.
What is an example of an energy-efficient device?
Consider which option is known for energy savings.
True or False: Renewable energy sources will never run out.
Think about the sustainability aspect.
Analyze the energy consumption of your household appliances. If you switch to energy-efficient alternatives, estimate how much energy and money you could save in a year.
Consider the difference in wattage between old and new devices.
Consider a community that installs solar power systems. Evaluate the immediate and long-term energy savings as well as the environmental impact.
Think about the ecological benefits alongside the financial ones.
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