Limestone Is the Source for Portland Cement,the Principal Binder for Concrete

question 32

True/False

Limestone is the source for Portland cement,the principal binder for concrete on which the construction industry depends.

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Definitions:

EEG

A test that detects electrical activity in the brain using small, flat metal discs attached to the scalp.

Prefrontal Cortex

refers to the front part of the frontal lobe of the brain, which is involved in complex cognitive behavior, personality expression, decision making, and moderating social behavior.

Limbic System

A complex system of nerves and networks in the brain, involved in basic emotions (such as fear and pleasure) and drives (such as those for food and sex).

Motor Cortex

A brain region responsible for the planning, control, and execution of voluntary movements.