Nadia Knows That a Substance's Quantity Does Not Change,even When

question 39

Multiple Choice

Nadia knows that a substance's quantity does not change,even when its form does.Based on this,Nadia is most likely ________ years old.

• A) two
• B) five
• C) seven
• D) nine

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Definitions:

Pneumothorax

The presence of air or gas in the cavity between the lungs and the chest wall, causing collapse of the lung.

Lungs Collapse

A medical condition, also known as pneumothorax, where air enters the pleural space, causing the lung to collapse away from the chest wall.

Lungs Inflate

The process of the lungs expanding with air during breathing.

Pulmonary Ventilation

The process of moving air into and out of the lungs, facilitating gas exchange with the blood.