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Air expands when heated
To show that air expands when heated, fit an electric light bulb flask or a bottle with a single- whole stopper or cork which has a 30-cm length of glass tubing or a soda straw by it. Place the end of the tube in a small bottle of water. Heat the flask and view what happens. Heat the flask until a considerable amount of air has been separated and then cool the flask by pouring cold water over it or by rubbing with a piece of ice.
how do they protecte themselves
Explain the Metabolic activities of the kidney For synthesis of creatine, three amino acids glycine, arginine and methionine are involved directly. The first reaction is to for
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When, in the geologic column, did dinosaurs become extinct at the Cretaceous-Tertiary boundary
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What is the function of the pharynx of a planarian?
the place of guidance and counselling in fostering stable growth and development in teaching and learning situation
Define Gynaecological Cancers Gynaecological cancers include cancers of the cervix, breast, endometrium, ovary, vagina, vulva and rarely, the fallopian tube. Cervical cancer is
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