Alternate freezing and thawing of soils results in the "heaving" of plants and the destruction of shallow building foundations. This effect is due primarily to:

A) the wetting and drying of swelling-type clays.
B) the breaking down of soil aggregates due to freezing and thawing.
C) pressure from upward movement of water from lower horizons.
D) the hydration of adsorbed cations on the soil colloids.
E) the expansion of water when it freezes.


E

Trades & Technology

You might also like to view...

The component shown is a(an) ________.



A) Sprag clutch
B) One -way clutch
C) Roller clutch
D) Both A and B

Trades & Technology

The accompanying figure shows the construction of a typical deck. What is feature 1?

A. Joists B. Planking C. Wood posts D. Built-up girder

Trades & Technology

To log out of UNIX/Linux (Bourne, Korn, or Bash shells) you can enter exit on the command line or press ____.

A. Ctrl+l B. Ctrl+g C. Ctrl+x D. Ctrl+d

Trades & Technology

Parallel buses do not always transmit data faster than serial buses

Indicate whether the statement is true or false

Trades & Technology