Answered

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Which of the following is the best thermal insulator to reduce the transfer ofthermal energy by radiation?OA. GlassOB. A vacuumOC. AirOD. WoodSUBMIT

Sagot :

Answer:

[tex]A\text{ Vacuum}[/tex]

Explanation:

Here, we want to select the best thermal insulator

An insulator is expected not to radiate heat energy

A vacuum is known not to contain ions

In a perfect state, with the absence of ions in it, it is the best thermal insulator

Thus, the correct answer choice here is A vacuum

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