Which of the Following Make(s)the Safest House Walls During an Earthquake

question 23

Multiple Choice

Which of the following make(s) the safest house walls during an earthquake?

• A) four inches of concrete
• B) stone blocks well cemented together
• C) bricks tightly mortared together
• D) adobe
• E) two-by-four inch lumber covered with plywood

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Definitions:

Symptom Reduction

The process of lessening or alleviating the severity of symptoms associated with a particular disorder or set of disorders.

Randomized Clinical Trials

A research study design that randomly assigns participants to a treatment or control group to measure the effectiveness of interventions with the highest level of scientific evidence.

Natural Effectiveness Studies

Investigations aiming to assess how well interventions perform in real-world, as opposed to controlled, settings.

Controlled Research

Studies or experiments that are designed to isolate and examine the effect of a variable by comparing a control group with one or more experimental groups.