Question

1. _
do not require any medium.
2. Heat transfer by a process of convection takes place in_
and _
3. Dark-coloured objects are good _ and good _
​

Answer 1

Answer:

1. electromagnet waves

2.liquid

3. absorbers and radiators

Explanation:

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Answer 2

Answer:

1, Electromagnet and waves. 2, Liquid. 3,Absorbers and radiators