Tempo refers to the speed at which sounds are played or sung in a musical piece, and can be described as fast, faster, slow or slower. Texture is the thickness or thinness of sounds in a musical piece, with thin sounds occurring without instrumental or vocal accompaniment, and thick sounds having accompaniment from other instruments.

1. Sound
Speed in
Music

2. Tempo
It is the speed in music.
It refers to how fast or how slow
sounds are played or sung.
You can describe different tempos
as fast, faster, slow or slower.

3. Texture
It is the thinness or thickness of
sounds or musical piece.

4. Thin sounds are heard when a song is performed
or sung without accompaniment of any musical
instrument or of another person singing.
Thick sound is when it is performed or sung with
accompaniment of any musical instrument.
Texture