Tempo is the frequency of a sound and it relates to the highness or lowness of a tone that we hear. true or false.

Explanation :

Pitch relates to the highness or lowness of a tone that we hear. It is basically the quality of sound.

While tempo is the speed of sound. It is defined as the number of beats per minute.

So, the given statement "Tempo is the frequency of a sound and it relates to the highness or lowness of a tone that we hear" is FALSE.

pe = weightxheight = 2000x1000=2,000,000joules

multiple allele inheritance is traits controlled by more than 2 alleles (ex: pigeons having 3 alleles of one gene govern their feather color).