5.1.4.2.6. Innovation

Try these first

1. 1.

   What is energy efficiency?

   Hint

   Think about how we can save energy!

2. 2.

   What does LCA stand for?

   Hint

   Consider what assessments are done over a product's life.

3. 3.

   What is the primary goal of energy efficiency?

   • To increase energy consumption
   • To reduce energy consumption
   • To make buildings cheaper

   Hint

   Think about how we can maintain comfort while saving energy.

4. 4.

   True or False: LCA is only concerned with the construction phase of a building.

   • True
   • False

   Hint

   Consider what aspects are included in a life cycle.

5. 5.

   Evaluate the environmental impact of selecting recycled steel versus new steel for construction in terms of embodied energy and operational efficiency.

   Hint

   Consider both materials' lifecycles.

6. 6.

   Design a hypothetical residential building optimized for energy efficiency in a hot climate. Specify materials and their expected energy impacts.

   Hint

   Think about the energy demands of materials in hot weather.