Since 2002, Deaths Rates for Accidents in Our Society

question 24

Multiple Choice

Since 2002, deaths rates for accidents in our society

• A) have been gradually increasing
• B) have been gradually declining
• C) have remained basically the same
• D) have not been affected by wearing seatbelts
• E) none of these

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Definitions:

Chemical Reaction

A process that involves rearrangement of the molecular or ionic structure of a substance, unlike a physical change that affects its physical properties only.

Products

Substances formed as a result of a chemical reaction.

Chemical Equation

A written representation of a chemical reaction, showing the reactants and products with their respective quantities.

Subscripts

Small numbers in a chemical formula that indicate the number of atoms of the element directly before the subscript in the molecule.