Question
(i) What do you mean by heat?
(ii) How is the temperature of an object measured?
(iii) Why conduction is possible only in solids?
[5 MARKS]
(ii) How is the temperature of an object measured?
(iii) Why conduction is possible only in solids?
[5 MARKS]
Answer:
:
(i) Heat : 2 Marks
(ii)How is it measured : 1 Mark
(iii) Explanation : 2 Marks
(i) Heat is a form of energy which flows from a hot body to a cold body.
(ii) A thermometer is used to measure the temperature of a substance.
(iii)In solids, generally, the heat is transferred by the process of conduction because particles of solids are closely packed and heat is transferred from the hotter end to the colder end of an object.
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:
(i) Heat : 2 Marks
(ii)How is it measured : 1 Mark
(iii) Explanation : 2 Marks
(i) Heat is a form of energy which flows from a hot body to a cold body.
(ii) A thermometer is used to measure the temperature of a substance.
(iii)In solids, generally, the heat is transferred by the process of conduction because particles of solids are closely packed and heat is transferred from the hotter end to the colder end of an object.
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