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Worksheet - 14 VIL Std, , Science, , 6.Ph ‘al and Chemical Changes, , , , , , , , fy the changes involved in the following processes as, , sical or chemical changes :, , (a) Photosynthesis, , (b) Dissolving sugar in water , (c) Burning of coal _, , (d) Melting of wax, , (e) Beating aluminium to, make aluminium foil, , (f) Digestion of food, , , , , , , , Il. State whether the following statements are true or false :, (a) Cutting a log of wood into pieces is a chemical change., (b) Formation of manure from leaves is a physical change., (c) Iron pipes coated with zinc do not get rusted easily., (d) Iron and rust are the same substances., (e) Condensation of steam is not a chemical change., , LT, , IIL. Fill in the blanks in the following statements :, (a) When carbon dioxide is passed through lime water, it turns, milky due to the formation of __, (b) The chemical name of baking soda is —, (c) Two methods by which rusting of iron can be prevented are, __and, (d) Changes in which only ___ __ properties of a, substance change are called physical changes., (e) Changes in which new substances are formed are called, ___ changes., , , , , , po, , Note: Write neatly.