Growing up? usually starts in 6th grade
<span>The answer is false because the center of gravity contributes greatly to the individual stability of a person or thing. The center of gravity is the center of mass of an object and therefore by raising or lowering that point, of gravity, you can cause an object or person to lose stability very quickly.</span>
Answer:
i) Emphysema
ii) Chronic bronchitis
iii) COPD ( Chronic obstructive pulmonary disease)
Explanation:
They all above given diseases cause permanent damage to lungs. Smoking is a major factor causing these diseases.