What is 0 in Morse code?

0 is -----, spoken as dah dah dah dah dah.

How should I learn 0 in Morse code?

Listen to dah dah dah dah dah as one rhythm at 20 WPM rather than counting individual marks.

International Morse alphabet

0 in Morse code

Hear the rhythm as long, long, long, long, long.

-----dah dah dah dah dah

30 second sound drill

Listen to the complete rhythm. Do not count its parts.

Repetitions

Ready

Hear 0 as one sound

At 20 WPM, the elements join into a recognizable audio shape. Farnsworth spacing leaves time after the complete character without changing that shape.