Question 1

What is energy efficiency in residential homes?

Accepted Answer

Energy efficiency in residential homes refers to the practice of using less energy to provide the same level of comfort and service, which can be achieved through various methods such as improved insulation, energy-efficient appliances, and smart home technologies.

Question 2

How did the environmental movement of the 1980s influence energy efficiency?

Accepted Answer

The environmental movement of the 1980s raised awareness about the impact of energy consumption on the environment, which led to a greater emphasis on sustainable practices and energy-efficient solutions in residential settings.

Question 3

What technological innovations in the 1990s contributed to energy efficiency?

Accepted Answer

The 1990s saw the introduction of various technological innovations, including energy-efficient appliances, advanced insulation materials, and the beginning of smart home technology, all of which significantly improved energy efficiency in homes.

Question 4

What is the Energy Star rating system?

Accepted Answer

The Energy Star rating system, introduced in the 1990s, is a certification programme that helps consumers identify energy-efficient products and homes, aiding them in making informed decisions that reduce energy consumption and lower utility bills.

Question 5

How did legislation in the 2000s impact energy efficiency standards for homes?

Accepted Answer

Legislation in the 2000s played a crucial role in establishing building codes and energy efficiency standards that mandated improved energy performance in residential buildings, leading to widespread adoption of energy-efficient practices and technologies.