This topic contains a solution. Click here to go to the answer

Author Question: Concrete normally attains its design strength in about ___ a. 14 days b. 21 days c. 28 days d. ... (Read 86 times)

Anajune7

  • Hero Member
  • *****
  • Posts: 574
Concrete normally attains its design strength in about ___
 
  a. 14 days
  b. 21 days
  c. 28 days
  d. 30 days

Question 2

The distance between the exposed edges of overlapping shingles is called the _____.
 
  a. width
  b. exposure
  c. top lap
  d. head lap



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Gabe

  • Sr. Member
  • ****
  • Posts: 321
Answer to Question 1

c

Answer to Question 2

b





 

Did you know?

The first monoclonal antibodies were made exclusively from mouse cells. Some are now fully human, which means they are likely to be safer and may be more effective than older monoclonal antibodies.

Did you know?

The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."

Did you know?

For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.

Did you know?

In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.

Did you know?

All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

For a complete list of videos, visit our video library