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pure substance

Threshing, Winnowing, Hand-Picking

Last Updated on July 3, 2023 By Mrs Shilpi Nagpal

Winnowing

Question 1 What are pure substances? Question 2 What is a mixture? Give 5 examples of mixtures? Question 3 Why do we need to separate different components of a mixture? Explain with example? Question 4 Name a solid, liquid and a gaseous mixture? Question 5 State one use of winnowing? Question 6 Give one use of the hand-picking method of separating … [Read more...] about Threshing, Winnowing, Hand-Picking

Classification of Matter

Last Updated on July 3, 2023 By Mrs Shilpi Nagpal

Classification of Matter

Matter ​Matter is defined as anything that occupies space and possesses mass. Classification of Matter (1) Physical classification (a) Solid (b) Liquid (c) Gases     Solid Liquid   Gases (1) They have fixed shape and volume They do not have fixed shape but have fixed volume They do not have fixed shape and volume (2) They cannot be compressed They … [Read more...] about Classification of Matter

Is Matter around us Pure

Last Updated on July 3, 2023 By Mrs Shilpi Nagpal

Question 1 What are pure substances. Give examples? Question 2 What are the two types of pure substances. Give example of each? Question 3 What are mixtures. Give example? Question 4 What are the characteristics of pure substances? Question 5 What are the characteristics of impure substances? The matter around us is of two types: (1) Pure Substance (2) … [Read more...] about Is Matter around us Pure

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