The Sound Created by Human Speech Is

question 20

Multiple Choice

The sound created by human speech is

• A)structure- borne sound.
• B)airborne sound.
• C)both A and B.
• D)neither A nor B.

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Definitions:

Calcium Carbonate

A chemical compound with the formula CaCO3, found in rocks as the minerals calcite and aragonite and is the main component of shells of marine organisms, snails, and eggs.

Greenhouse Gases

Gases in Earth's atmosphere that trap heat, contributing to the greenhouse effect and global warming.

Fossil Fuels

Natural fuels such as coal, oil, and natural gas, formed from the decayed remains of plants and animals over millions of years.

Cellular Respiration

The metabolic process by which cells convert nutrients into energy (ATP), involving the consumption of oxygen and release of carbon dioxide.