Energy Efficiency and Conservation Concepts

The video discusses global energy consumption, emphasizing the importance of reducing energy use through conservation and efficiency. It explains the difference between these two approaches and provides examples in transportation, technology, and household settings. The video also covers strategies for managing peak energy demand, such as tiered and variable pricing. It highlights the role of government and industry standards, like CAFE, in promoting energy efficiency. Finally, it stresses the significance of designing homes and buildings to be energy-efficient, using passive energy and good insulation.

What is the primary source of energy consumption mentioned in the video?

• Wind energy

• Solar energy

• Nuclear energy

• Fossil fuels

Which of the following is an example of energy conservation in transportation?

• Using a hybrid vehicle

• Using energy-efficient light bulbs

• Walking or biking

• Increasing miles per gallon

How can power companies encourage energy conservation during peak times?

• Providing free energy during peak hours

• Implementing a tiered pricing system

• Offering discounts for daytime usage

• Increasing the supply of fossil fuels

What is an example of energy efficiency in a household?

• Turning off lights when not in use

• Walking instead of driving

• Using more efficient light bulbs

• Taking shorter showers

Which technology is recommended for energy efficiency in computing?

• Using a desktop computer

• Using a laptop

• Using a tablet

• Using a smartphone

What was the purpose of the CAFE standards introduced in the 1970s?

• To ban fossil fuel usage

• To reduce the cost of gasoline

• To increase gas mileage of cars

• To promote electric vehicles

By what year are car manufacturers expected to achieve an average of 55 miles per gallon according to new CAFE standards?

• 2020

• 2025

• 2030

• 2035

What is the most effective way to reduce energy consumption with minimal inconvenience?

• Reducing energy usage during peak hours

• Using public transportation

• Designing energy-efficient homes

• Switching to renewable energy

Which of the following is a benefit of using energy star appliances?

• They use 20-30% less energy

• They are cheaper to purchase

• They require more maintenance

• They are larger in size

What is a key strategy to reduce peak energy demand?

• Providing free energy at night

• Using tiered and variable pricing

• Increasing fossil fuel production

• Encouraging daytime energy use