What Is the Amount of Matter in a Body or Object

question 16

Multiple Choice

What is the amount of matter in a body or object measured by its resistance to change in motion?

• A) Atom
• B) Mass
• C) Weight
• D) Density

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Definitions:

Anesthetic Drugs

Substances used to induce anesthesia, rendering the patient insensible to pain.

Novocain

A synthetic compound used as a local anesthetic in medical and dental procedures; it is often substituted for safer and more effective anesthetics today.

Sodium

A chemical element (Na) that is essential for life, involved in osmoregulation and nerve function.

All-Or-None Law

The principle that the strength of a response of a nerve cell or muscle fiber is not dependent upon the strength of the stimulus. If a stimulus is above a certain threshold, a nerve or muscle fiber will fire.