Day 1 : Study Material for Class 8th

 

Day 1 : Study Material for Class 8th

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🔬 Science: Force and Pressure

🌟 Key Points:

• Force: A push or pull on an object.
• Types of Forces:
  1. Contact Force (e.g., friction).
  2. Non-Contact Force (e.g., gravity).
• Pressure: Force per unit area. Formula: $$\text{Pressure} = \frac{\text{Force}}{\text{Area}}$$

🧪 Fun Fact:

• Air pressure keeps airplanes flying! ✈️

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📖 English: Active and Passive Voice

🌟 Examples:

1. Active: Ram wrote a letter.
   • Passive: A letter was written by Ram.
2. Active: She sings a song.
   • Passive: A song is sung by her.

✏️ Exercise:

1. Convert: The chef cooked a delicious meal.

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🖋️ Hindi: विलोम शब्द (Antonyms)

शब्द	विलोम
अच्छा	बुरा
दिन	रात
बड़ा	छोटा

📝 अभ्यास (Practice):

1. दिन का विलोम लिखें।

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🌍 Social Studies: Indian Constitution

✨ Fun Fact:

• The Indian Constitution is the longest written constitution in the world! 📜

🧠 Key Features:

1. Fundamental Rights:
   • Right to Equality ✨
   • Right to Freedom 🕊️
2. Directive Principles: Guidelines for governance.

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📚 Marathi: विरुद्धार्थी शब्द (Antonyms)

शब्द	विरुद्धार्थी शब्द
उष्ण	थंड
प्रकाश	अंधार

अभ्यास:

1. उष्ण चा विरुद्धार्थी शब्द लिहा।

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💻 Computer: Input and Output Devices

🌟 Examples:

• Input Devices: Keyboard ⌨️, Mouse 🖱️.
• Output Devices: Monitor 🖥️, Printer 🖨️.

🛠️ Activity:

• List 2 more input devices.