An Effective Means Used Early in the 19th Century to Clear

question 60

Multiple Choice

An effective means used early in the 19th century to clear water of the majority of bacteria was the use of

• A) chlorine.
• B) iodine.
• C) alcohol.
• D) sand filters.
• E) antibiotics.

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Definitions:

Cerebral Palsy

A group of permanent movement disorders that appear in early childhood, caused by abnormal development or damage to the parts of the brain that control movement, balance, and posture.

Abbreviation

An abbreviated variation of a word or phrase.

Rapid Eye Movement

A phase of sleep characterized by the rapid movement of the eyes, dreaming, and increased brain activity.

Abbreviation

The process of shortening a word or group of words to simplify expressions or terms.