Joists Should Rest on at Least 1 1 / 2

question 25

Multiple Choice

Joists should rest on at least 1 1 / 2 inches of bearing on wood and 3 inches on ____.

• A) sand
• B) topsoil
• C) masonry
• D) aggregate

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Definitions:

Compound

A substance formed when two or more chemical elements are chemically bonded together.

Stereochemical Detail

Pertains to the spatial arrangement of atoms within molecules and how this affects the properties and reactions of those molecules.

Organic Product

A chemical compound that primarily consists of carbon and hydrogen atoms and is the result of organic synthesis.

Regio-

A prefix used in chemistry to describe the region or orientation of a reaction or the specific location of an atom or group within a molecule.