Why are children and the elderly more at risk from some of the diseases and injuries covered in this
chapter?
What will be an ideal response?
Children and the elderly are at a greater risk because they have a lower resistance to some of the disease-causing
organisms. Children are also at risk because they play with animals and play in areas that can become
contaminated by animals.
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A _____ is a smooth flat-edged piece of steel used to smooth mortar and form flush, flat joints.
A. sled runner B. striking tool C. striking iron D. slicker
? Identify and state the historical significance of Delaware .
What will be an ideal response?
Seven pounds of water lowering 15 ft. has lost? 2
ft.-lbs. of potential energy.
Answer the following statement true (T) or false (F)
ASTM specifications classify masonry mortar into Type M, Type S, Type N, and Type O. Which is the strongest type and which is the weakest type?
What will be an ideal response?