Understanding the Evolution and Impact of Solar Energy

What year marked the introduction of the first commercially sold solar cell?

• 2000

• 1954

• 2022

• 2010

What was the initial cost per watt of the first solar cell?

• $300

• $150

• $50

• $1000

Which country played a pivotal role in reducing the cost of solar energy through legislation?

• Germany

• United States

• China

• India

What was the purpose of the Renewable Energy Sources Act introduced by Herman Scheer?

• To increase oil production

• To incentivize solar investment

• To reduce pollution

• To ban fossil fuels

By what percentage did the price of rooftop solar units drop between 2010 and 2020?

• 60%

• 50%

• 40%

• 70%

What is the average annual savings for U.S. homeowners using solar energy?

• $2,000

• $1,000

• $1,500

• $500

What factors influence the monthly savings from solar panels?

• Battery storage capacity

• Installation cost

• Panel size

• Sunlight and weather conditions

Why might renters find it difficult to adopt solar energy?

• High costs

• Lack of suitable rooftops

• Property ownership

• All of the above

What is a solar leasing model?

• A financial model to buy solar energy

• A method to lease land for solar farms

• A government subsidy program

• A way to rent solar panels

What community-based approach is mentioned as being successful in Germany?

• Corporate sponsorships

• Private investments

• Government funding

• Citizens co-op