You Are Standing near a Railway Track and a Train

question 96

Multiple Choice

You are standing near a railway track and a train is moving toward you at 100 kph and blowing its whistle.What will you notice as the train moves past you?

• A)As the train approaches, the horn will sound lower in pitch than when the train is moving away.
• B)As the train approaches, the horn will sound higher in pitch than when the train is moving away.
• C)As the train approaches, the headlight will appear bluer than when the train is moving away.
• D)As the train approaches, the headlight will appear redder than when the train is moving away.

---

Definitions:

Kawasaki Disease

An acute, febrile illness of primarily young children, characterized by inflammation of blood vessels throughout the body, leading to symptoms like rash and swelling.

Gamma Globulin

A class of proteins in blood plasma that includes antibodies, important for immune response.

Hypovolemic Shock

A critical condition resulting from rapid and significant loss of blood or body fluids, leading to a severe drop in blood pressure and, consequently, organ failure.

Congenital Heart Disease

Congenital heart disease is a broad term for any heart defect present at birth, affecting the heart's structure, function, or both.