What Does It Mean for Mass to Be Conserved

question 8

Multiple Choice

What does it mean for mass to be conserved?

• A) Mass is neither created nor destroyed in the course of a chemical reaction.
• B) Mass is a valuable resource and should not be wasted.
• C) Molecules do not degrade under normal circumstances.
• D) Atoms sometimes disappear over the course of a chemical reaction.
• E) Atoms sometimes appear, disappear, or are changed over the course of a chemical reaction.

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Definitions:

Thoracolumbar Division

A region of the spine made up of the thoracic and lumbar vertebrae, often referred to in studies relating to spinal injuries or abnormalities.

Sympathetic

Refers to the part of the autonomic nervous system that prepares the body for rapid response to stress or danger.

Parasympathetic

Part of the autonomic nervous system responsible for the body's rest and digest response, regulating internal organs and glands.

Craniosacral Division

Parasympathetic division of the autonomic nervous system.