Author Question: Updating HVAC equipment improves energy efficiency and pays back the expense of installation with ... (Read 86 times)

Mr.Thesaxman

  • Hero Member
  • *****
  • Posts: 514
Updating HVAC equipment improves energy efficiency and pays back the expense of installation with savings over a ________ year period.
 
  A) 1- to 3 B) 5- to 7 C) 7- to 10 D) 3- to 5

Question 2

________ is the process of using native plants that require little or no water or maintenance.
 
  A) Xeriscaping B) Regreening
  C) Intensive vegetative roofing D) Landscaping



joechoochoy

  • Sr. Member
  • ****
  • Posts: 306
Answer to Question 1

C

Answer to Question 2

A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

Did you know?

About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.

Did you know?

Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.

Did you know?

In women, pharmacodynamic differences include increased sensitivity to (and increased effectiveness of) beta-blockers, opioids, selective serotonin reuptake inhibitors, and typical antipsychotics.

Did you know?

There are more sensory neurons in the tongue than in any other part of the body.

For a complete list of videos, visit our video library