The Earth's Atmosphere Is Composed Mostly of ________________

question 27

Multiple Choice

The Earth's atmosphere is composed mostly of ________________

• A)water and oxygen
• B)nitrogen and carbon dioxide
• C)water and carbon dioxide
• D)nitrogen and oxygen
• E)oxygen and carbon dioxide

---

Definitions:

Shallow Crater

A shallow crater refers to a depression or hollowed-out area that is not deep, often found on surfaces like the ground, the moon, or other planetary bodies.

Ventilator Dependency

A state in which an individual relies on a mechanical ventilator to maintain adequate respiration due to respiratory failure or severe respiratory weakness.

Sedation

The process of inducing a relaxed, calm, or sleep state through the use of drugs or other substances.

Intubation

The process of inserting a tube through the mouth down into the trachea to maintain an open airway or to deliver certain medications.