ASVAB Science and Tech Practice Questions

Category - Technology/Engineering

A builder installs a radiant barrier on the floor of an attic to reduce summer heat gain in the house. To achieve the best result, the builder should use a material for the radiant barrier that is
  1. highly porous.
  2. highly reflective.
  3. highly absorptive.
  4. highly conductive.
Answer: B - highly reflective.
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