Speed, or the count of one beat. The word tempo is Italian for speed.
Both tempos and tempi are correct, according to the Chambers dictionary. It's Italian.
the plural of tempo (Italian for "time") is tempi.
Tempo is the speed of musical time. There isn't really a synonym for it, but it is often given in beats per minute or BPM (for example, "120 BPM" or "quarter equals 120").
tempi
Tempo.
a tempo/at tempo/Tempo 1
The tempo marking, usually located near the top of the music composition, determines how many beats pre minute the pace of the song should be played at. You should use a metronome to determine this.
getting faster
Accelerando
Andante is a term that refers to a tempo.
Andante is a term that refers to a tempo.
Tempo.
Andante
Tempo rubato (literally 'robbed time').
Yes, the word tempo refers to the speed at which a musical piece is played.
a tempo/at tempo/Tempo 1
The acronym OPTEMPO is a military term (operations tempo). The common musical term is "up-tempo" (faster tempo, as in jazz).
Yes. Key refers to the music scale or chords that are dominant in the music, while tempo refers to the speed of the piece.
General Tempo usually refers to the Tempo L (basic model) or it can refer to common aspectsx and similarities between all models.
Tempo
The musical term that means to slow tempo is ritardando. If you'd like to slow the tempo very quickly you'd call it a molto ritardando.