True or false, wavelength is the distance it takes for energy it takes for an energy wave to make one cycle.

i dont know but thats a great qusestion

the factors that the economies of the muslim empires prosper were:

1- land trade routes-located between three continents  

2- sea trade routes

trade contributed to the spread of muslim empires, and with that islamic culture led to a growing feeling of internationalism resulted in the transfer of technology, science, and other cultural forms.