Transfer of heat - General — task. Science CBSE, Class 7.

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I) The temperature of cup

$A$ is more than the cup

$B$ . The temperature of cup

$B$ is more than

$C$ . James touches all the cups and takes

$A$ which is hotter. Deepak touches the remaining cups and says,

$B$ is hot, so he takes that. Priya says,

$C$ is hot. Whose statement is wrong?

II) Raventh measured the temperature of his friend with a clinical thermometer. He saw the mercury level cross

$36$ degree Celsius. But he observed it touched two small lines above

$36$ degrees. What is the value (in degree Celsius) of a single small line in a clinical thermometer?

Did you find an error?

18. Transfer of heat - General