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Question
Fill in the blanks with the proper word from the brackets.
(radiation, white, conduction, blue, convection, bad conductor, good conductor, black, reflection)
(a) Maximum heat is absorbed by a ................ coloured object.
(b) ...................... of heat does not require a medium.
(c) Conduction of heat takes place through a .......................... substance.
(d) The shining surface in a thermos flask decreases the outgoing heat by ......................... .
(e) Cooking utensils are made from metals due to their property of ................. .
(f) The earth receives heat from the sun by .................... .
(radiation, white, conduction, blue, convection, bad conductor, good conductor, black, reflection)
(a) Maximum heat is absorbed by a ................ coloured object.
(b) ...................... of heat does not require a medium.
(c) Conduction of heat takes place through a .......................... substance.
(d) The shining surface in a thermos flask decreases the outgoing heat by ......................... .
(e) Cooking utensils are made from metals due to their property of ................. .
(f) The earth receives heat from the sun by .................... .
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Solution
(a) Maximum heat is absorbed by a black coloured object.
(b) Radiation of heat does not require a medium.
(c) Conduction of heat takes place through a good conductor substance.
(d) The shining surface in a thermos flask decreases the outgoing heat by reflection.
(e) Cooking utensils are made from metals due to their property of conduction.
(f) The earth receives heat from the sun by radiation.
(b) Radiation of heat does not require a medium.
(c) Conduction of heat takes place through a good conductor substance.
(d) The shining surface in a thermos flask decreases the outgoing heat by reflection.
(e) Cooking utensils are made from metals due to their property of conduction.
(f) The earth receives heat from the sun by radiation.
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