The figurative use of cradle is
used to mean "the place or region in which anything is nurtured or
sheltered in its earlier stage" – such that the term cradle of civilization means the place where
civilization was first nurtured and sheltered is true.
Movement United States is north of Mexico and south of Canada.
regions.
Answer:
Gamma rays
Gamma rays have the highest energies, the shortest wavelengths, and the highest frequencies. Radio waves, on the other hand, have the lowest energies, longest wavelengths, and lowest frequencies of any type of EM radiation.