Question

what is undulating say answer please​

Answer 1

Answer:

to move with a sinuous or wavelike motion; display a smooth rising-and-falling or side-to-side alternation of movement: The flag undulates in the breeze.

ℎ ℎ.

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Answer 2

$Undulate \: means \: to \: move \: \: in \: a \: wave \\ pattern. If \: a \: sound \: increases \: and \\ \: decreases \: in \: pitch \: or \: volume \: like \\ waves, you \: can say \: the \: sound \: is \\ undulating \: for \: example, it \: is \: said \: to \\ \: undulate.$