Class 9 English Chapter 4 NCERT Solutions | A Truly Beautiful Mind Class 9 English Beehive

Question 1:

Here are some headings for paragraphs in the text. Write the number(s) of the paragraph(s) for each title against the heading. The first one is done for you.

(i) Einstein’s equation {9}

(ii) Einstein meets his future wife {7}

(iii) The making of a violinist {3}

(iv) Mileva and Einstein’s mother {10}

(v) A letter that launched the arms race {15}

(vi) A desk drawer full of ideas {8}

(vii) Marriage and divorce {11}

Question 2:

Who had these opinions about Einstein?

(i) He was boring.

ANSWER: Einstein’s playmates thought that he was boring.

(ii) He was stupid and would never succeed in life.

ANSWER: Einstein’s headmaster thought that he was stupid and would never succeed at anything in life.

(iii) He was a freak.

ANSWER: Einstein’s mother thought that he was a freak.

Question 3:

Explain what the reasons for the following are.

(i) Einstein leaving the school in Munich for good.

ANSWER: Albert Einstein left the school in Munich because he hated the school's strict and controlled environment, and often had disagreements with his teachers.

(ii) Einstein wanting to study in Switzerland rather than in Munich.

ANSWER: According to Einstein, Switzerland was more liberal than Munich. Hence, he wanted to study in Switzerland.

(iii) Einstein seeing in Mileva an ally.

ANSWER: Einstein found in Mileva an ally because she, like him, disapproved of the “philistines” the people who did not like art, literature or music

(iv) What do these tell you about Einstein?

ANSWER: The above things tell us that Einstein was a very liberal person who liked freedom. He was a person who had his own view about life.

Question 4:

What did Einstein call his desk drawer at the patent office? Why?

ANSWER: Einstein called his desk drawer at the patent office the “bureau of theoretical physics”. This was because the drawer was where he used to store his secretly developed ideas.

Question 5:

Why did Einstein write a letter to Franklin Roosevelt?

ANSWER: Einstein wrote a letter to Franklin Roosevelt to warn him of the fatal consequences of an atomic explosion.

Question 6:

How did Einstein react to the bombing of Hiroshima and Nagasaki?

ANSWER: Einstein was profoundly disturbed by the magnitude of the destruction caused by the bombing of Hiroshima and Nagasaki. He even wrote a public letter to the United Nations proposing the formation of a world government. Gradually he became more and more involved in politics, attempting to bring about world peace.

Question 7:

Why does the world remember Einstein as a “world citizen”?

ANSWER: Einstein is remembered as a “world citizen” as much as a genius scientist because of his efforts towards world peace and democracy, and for his crusade against the use of arms.

Question 8: ANSWER:

[1] Einstein is born in the German city of Ulm.

[2] Einstein attends a high school in Munich.

[3] Einstein’s family moves to Milan.

[4] Tired of the school’s regimentation, Einstein withdraws from school.

[5] Einstein joins a university in Zurich, where he meets Mileva.

[6] He works in a patent office as a technical expert.

[7] Einstein publishes his special theory of relativity.

[8] He provides a new interpretation of gravity.

[9] He is awarded the Nobel Prize in Physics.

[10] When Hitler comes to power, Einstein leaves Germany for the United States.

[11] Einstein writes a letter to U.S. President, Franklin D. Roosevelt, and warns against Germany’s building of an atomic bomb.