Do you mean for your eyes? Like after 20 min on a screen, look 20 feet away for 20 seconds
answered: Guest
when the displaced particles are perpendicular to the direction the wave travels, is called a transverse wave, whereas in longitudinal wave the displace practices are parallel to the direction of the wave.
in the given image:
first image shows - longitudinal wave
second image shows - transverse wave
third image shows - longitudinal wave
fourth image shows - longitudinal wave
answered: Guest
Amutation is basically the change in the gene, caused by alteration of single based units in the dna, or the genes or chromosomes were rearranged in the dna