How does litmus paper react with an acid?

The main use of litmus is to test whether a solution is acidic or basic. Light blue litmus paper turns red under acidic conditions and red litmus paper turns blue under basic or alkaline conditions,with the color changing occurring over the pH range 4.5-8.3 at 25°C (77°F). Neutral litmus paper is purple

Explanation:

:) it's correct

the transfer of heat by electromagnetic radiation is called thermal radiation . it is usually carried out by electromagnetic waves in an energy range just below the visible spectrum, which is the infrared range.

so the answer would be radiation.

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