Which of the Following Are Considered Fossils

question 27

Multiple Choice

Which of the following are considered fossils?

• A)Footprints or other impressions preserved in stone
• B)Mineralized bones
• C)Animals frozen in ice or preserved in amber
• D)All of the above are considered fossils

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Definitions:

Sedatives

Drugs that have a calming effect, reduce nervousness, and help induce sleep by depressing the central nervous system.

Central Nervous System Stimulant

A class of drugs that increase brain activity, leading to increased alertness, attention, and energy.

Delta-Wave

A type of high amplitude brain wave that is associated with deep sleep and is found in the human EEG (electroencephalogram).

Snoring

The sound produced by vibrations of the soft tissues in the throat and airway during sleep.