Class 9th – Home Work – All Subjects

SubjectHomework (Write in your notebook)
Mathematics1. Simplify: (2x + 3x – 5x) = 0
2. Factorise: x² – 4 = (x – 2)(x + 2)
3. Find √169 = 13
4. Rationalize: 1 / √3 = √3 / 3
5. Convert 0.36 (recurring) into a fraction = 4/11
6. Find HCF of 36 and 48 = 12
7. Solve: 5x – 7 = 3 ⇒ x = 2
8. Volume of cube (side = 5 cm) = 125 cm³
Science1. Atom is the smallest unit of matter.
2. Law of conservation of mass – Mass can neither be created nor destroyed.
3. Newton’s First Law – Law of Inertia.
4. Physical change – Melting of wax.
5. Chemical change – Rusting of iron.
6. Boiling point of water = 100°C
7. Sound cannot travel in vacuum.
8. Photosynthesis occurs in presence of chlorophyll and sunlight.
English1. Make a sentence with “Although”: Although it was raining, we played football.
2. Synonyms:
 a. Honest – Truthful
 b. Bright – Luminous
3. Opposites:
 a. Ancient – Modern
 b. Increase – Decrease
4. Prefix: “Polite” → Impolite
5. Suffix: “Help” → Helpful
6. Use “however” in a sentence: I wanted to go, however I was late.
7. Write 2 phrasal verbs: give up, bring out
Social Studies1. India is a sovereign, socialist, secular, democratic republic.
2. 26th January is celebrated as Republic Day.
3. One river in Peninsular India – Godavari
4. Define Democracy – Government by the people
5. One fundamental right – Right to Equality
6. Name one historical source – Inscriptions
7. What is Monarchy? – Rule by a king/queen
8. Who wrote the Constitution of India? – Dr. B. R. Ambedkar
Hindi1. विलोम शब्द:
 a. सत्य – असत्य
 b. शांत – अशांत
2. पर्यायवाची शब्द – चन्द्र: शशि, सोम, विधु
3. मुहावरा – आँखों का तारा: बहुत प्यारा होना
4. समास: राजपुत्र – तत्पुरुष समास
5. संधि: आत्मज्ञान = आत्मा + ज्ञान
6. काल के भेद – वर्तमान, भूत, भविष्य
7. वाक्य बनाइए: सीमा रोज़ स्कूल जाती है।
8. भाववाचक संज्ञा: ममता, सुंदरता, क्रोध

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