Question

These four photos show features of earth that change with time, some fast and some slow. which of these features could not exist if earth did not have a magnetic field?

Answer 1

if magnetic field on earth didnt exist then there are horrible things will happen to us. the compass wont work, compass only work due to the magnetic pole of the earth. cosmic rays can reach the surface of the earth, and it is very dangerous to us. the atmosphere will be gone