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BiologyBiology
21 April, 00:54

The steps in the melting of an ice-cream bar kept beside a bonfire are listed below:

Step 1: Heat from the bonfire travels to the ice-cream bar

Step 2: Heat travels from one part of the ice-cream bar to the other parts

Which statement is true?

Heat is transferred by convection in Step 1 and by radiation in Step 2.

Heat is transferred by radiation in Step 1 and by convection in Step 2.

Heat is transferred by conduction in Step 1 and by radiation in Step 2.

Heat is transferred by radiation in Step 1 and by conduction in Step 2.

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Answers (1)
  1. 21 April, 01:22
    0
    The correct answer is D. Heat is transferred by radiation in Step 1 and by conduction in Step 2

    radiation - the process of heat moving through the air

    conduction - the process of heat moving from one object to another object by physical contact
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Home » Biology » The steps in the melting of an ice-cream bar kept beside a bonfire are listed below: Step 1: Heat from the bonfire travels to the ice-cream bar Step 2: Heat travels from one part of the ice-cream bar to the other parts Which statement is true?
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