The Changes in Pressure Caused When Molecules of Air or Fluid

question 10

Multiple Choice

The changes in pressure caused when molecules of air or fluid collide with one another then move apart again are called __________.

• A)hertz
• B)sound waves
• C)decibels
• D)pitch

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Definitions:

Narcolepsy

A “sleep attack” in which a person falls asleep suddenly and irresistibly.

Insomnia

A sleep disorder characterized by difficulty falling asleep, staying asleep, or both, leading to impaired daytime functioning.

Respiratory Diseases

A group of illnesses that affect the lungs and other parts of the respiratory system, such as asthma, bronchitis, and emphysema.

Acetaminophen

A commonly used over-the-counter medication for pain relief and fever reduction.