What Has the Highest Net Energy Ratio for Space Heating

question 14

Multiple Choice

What has the highest net energy ratio for space heating? 

• A) passive solar 
• B) oil 
• C) active solar 
• D) electric resistance heating

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Definitions:

Deoxyribonucleic Acid

DNA; the molecule that contains the genetic instructions for the development and function of living things.

Ribonucleic Acid

A nucleic acid present in all living cells. Its principal role is to act as a messenger carrying instructions from DNA for controlling the synthesis of proteins.

Antidiuretic Hormone

Also known as vasopressin, it is a hormone that helps to control the body's water balance through its effect on the kidneys and reduction of urine output.

Monozygotic Twins

Twins that are genetically identical because they were formed from a single fertilized egg that split into two.