The speed in music can be roughly divided into three categories: fast, slow and medium.

the speed of music:

the speed at which a musical work is sung is called the speed of music. The speed of music varies according to the content of the work, which can be roughly divided into three categories: slow, medium and fast.

Generally speaking, the music that praises, is quiet, thoughtful and sad is slow; Lyric, cordial, beautiful, like a song melody with medium speed; The emotions of excitement, excitement, cheerfulness and liveliness are expressed by quickness.

Method of marking music speed:

Generally, the speed is marked in Italian, numbers or national characters which are widely used all over the world, and it is often marked at the beginning of music or at the place where the speed changes.

1. express the speed with numbers

to accurately indicate the speed of music, you need to use numbers to explain it. Such as:? =132, which means to use quarter notes (? ) For one beat, 132 beats are sung every minute, that is, 132 quarter notes are sung every minute.

2. Express the speed in Chinese or Italian

Express the speed in Chinese or Italian, such as Andante, which is slow. =66。

Works that reflect the significance of strength and speed to music expression:

1. Volga Voyager Song:

A distinctive feature of Volga Voyager Song is the change and application of strength. The deep and depressed male voice changes from weak to strong at a slow and steady speed, and then from strong to weak, showing the spatial distance change process of the boatman from far to near and then from near to far with difficult steps.

The works reveal the endless suffering and fate of the working masses at the bottom of Russian society, the boatman's complaints and curses about the unfair fate, and the repressed rebellious spirit.

2. Love of the Tracker:

Love of the Tracker is a popular duet song between male and female voices. The male voice is powerful and the female voice is soft and sweet, which forms a contrast between masculinity and femininity and is also a harmonious unity.

The overall rhythm of the work is lively, and the strength and speed are not obviously changed, mainly following the beat law of the double beat: strong-weak-strong-weak, alternating smoothly. This song shows that the young man is hardworking and brave, and the girl is gentle and considerate, and shows people's eager pursuit of sweet love and simple attitude towards life.

3. The Yellow River Boatman's Song:

The Yellow River Boatman's Song is the first piece of music in The Yellow River Cantata, which artistically reproduces the thrilling and tense situation of the Yellow River boatman in the stormy waves, thus sublimating the image that the Chinese nation is fearless of difficulties and obstacles, united as one, enterprising, optimistic and energetic.