What causes a magnetic field to form around certain metals, such as iron?
AThe majority of the domains are aligned.
BThe majority of the protons are aligned.
CThe majority of non-metal atoms are aligned.
DThe majority of the atoms have been acted upon by gravity.
AThe majority of the domains are aligned.
BThe majority of the protons are aligned.
CThe majority of non-metal atoms are aligned.
DThe majority of the atoms have been acted upon by gravity.