🔬 Class 10 Science – Chapter-wise Notes & PDFs Welcome to ToppersNoteHub – your complete hub for Class 10 Science notes, explanati...

  📘 Class 10 Mathematics – Complete Notes & PDFs Welcome to ToppersNoteHub – your one-stop solution for Class 10 Maths notes, summari...

  🔷 Introduction Nature gives us many valuable resources like air, water, forests, wildlife, coal, and petroleum. But due to overuse and p...

  🔷 Introduction Our environment includes all living (biotic) and non-living (abiotic) things around us. It provides us with the resourc...

  🔷 What is Energy? Energy is the ability to do work. We need energy for cooking, lighting, transportation, etc. 🔹 Characteristi...