Class 6th- Chapterwise Notes
Class 6th Chapterwise Notes Chapter 1- Matter and its Nature 1. Anything that occupies space and has mass is called matter. 2. The space anything occupies is called its volume. 3. The amount of matter anything contains is called its mass. 4. Anything that does not matter but has the capacity to do work is energy. 5. Matter exists in three states-solid, liquid and gaseous. 6. The change in the state of matter from one to another is called interconversion of state. 7. On the basis of composition, the matter is classified as follows. Matter Pure Impure (or mixture) Elements Compounds or Metals Nonmetals • 8. An element is a substance that cannot be broken down into simpler substances by chemical means. 9. A compound is a substance that can be split or broken down into simpler substances by chemical means. 10. A substance is homogeneous if the different parts of it have the same property (behaviour) and composition. 11. A substance is heterogeneous if the different parts of it...
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