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CBSE 9th Science | Matter-Nature and Behaviour (Conceptual Questions with Very Short Answers)
Matter-Nature and Behaviour (Conceptual Questions with Very Short Answers) Question 1. How many elements are known at present? Answer. 115. Question 2. How many elements occur in nature? Answer. 92. Question 3. Give one example each of homogeneous and heterogeneous mixture. Answer. Homogeneous mixture – Iodized table salt. Heterogeneous mixture – milk. Question 4. Name…
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CBSE 9th Science | Matter- Nature and Behaviour – NCERT Exercise – 3
Matter- Nature and Behaviour – NCERT Exercise – 3 Question 11. Write the steps that you would use for making tea. Use the words solution, solvent, solute dissolve, soluble, insoluble, filtrate and residue. Answer. In making tea various steps involved are: (i) Put some water (solvent) in a pan and put the pan containing water…