So far in this Siri's, we have explored continent sounds and how they differ in terms of the place of articulation and the manner of articulation.

Place of articulation refers to where you put your lips or tongue to make.

A sound manner of articulation means how the Airstream is blocked or changed to make a sound.

But continent sounds of American English condition for from each other in another very important way.

Voicing, voicing refers to the movement of your vocal cords.

Groups of muscles in your neck.

The difference between many continent sounds comes down to if your vocal cords move when you make the sound, consider the and sounds as in fair and as in vain, is voiceless.

My vocal cords do not move.

When I make the sound of is voiced, my vocal cords move when I make the sound, try to make the sound with me and put your hands up against your neck.

Now let's switch to the move sound.

Mm.

Now let's switch between the two of them.

You will know you are making the sound correctly when you feel your vocal cords move during the sound.

Mhm, mhm Ah, common problem for English learners is that many of them do not voice continents at the ends of words.

For example, they might say belief instead of believe.

The only difference between the two words is in the voicing at the end of the word belief, believe or consider this example, Leaf leave once again.

The only difference is in terms of the voicing keep up the good work.