Which one is a true statement? The magnetic field of the Earth:
a)never changes
b)continuously changes
c) sometimes vanishes entirely
d) is uniform
Isn't it b) I know that a) and c) are wrong.
1 answer
Idk
a)never changes
b)continuously changes
c) sometimes vanishes entirely
d) is uniform
Isn't it b) I know that a) and c) are wrong.
1 answer