A Girl Throws a Rock Horizontally,with a Velocity of 10

question 20

Multiple Choice

A girl throws a rock horizontally,with a velocity of 10 m/s,from a bridge.It falls 20 m to the water below.How far does the rock travel horizontally before striking the water,assuming negligible air resistance?

• A)14 m
• B)16 m
• C)20 m
• D)24 m

---

Definitions:

Chronic Bronchitis

A long-term inflammation of the bronchial tubes in the lungs, often resulting from smoking or air pollution, leading to coughing and difficulty breathing.

Pulmonary Embolism

A blockage in one of the pulmonary arteries in the lungs, typically caused by blood clots that travel from the legs or other parts of the body.

Nasotracheal Suctioning

The removal of mucus, blood, or other secretions from the trachea through the nasal passage, using a suction catheter.

Face Mask

A device covering the mouth and nose to prevent the transmission of disease or protection against pollutants.