____________________ are patterns caused by the hardening and disuse of bundles of xylem in the

tree.



Fill in the blank(s) with the appropriate word(s).


ANS: Annual rings

Trades & Technology

You might also like to view...

____ are usually omitted to simplify reading of the assembly print.

A. Broken lines B. Temporary lies C. Assembly lines D. Scale lines

Trades & Technology

In hardfacing operations, ____ welding permits the surfacing layer to be deposited by flowing molten filler metal into the underlying surface.

A. arc B. oxyfuel C. gas shielded arc D. carbon arc

Trades & Technology

Blue smoke from the exhaust indicates the engine is burning oil.

Answer the following statement true (T) or false (F)

Trades & Technology

A protractor is used to measure ________.

A. distance B. arcs C. angles

Trades & Technology