select the correct answer.\nthe magnetic strips on credit cards can become demagnetized. what type of magnet…

select the correct answer.\nthe magnetic strips on credit cards can become demagnetized. what type of magnet are they?\na. temporary\nb. permanent\nc. polar\nd. field

select the correct answer.\nthe magnetic strips on credit cards can become demagnetized. what type of magnet are they?\na. temporary\nb. permanent\nc. polar\nd. field

Answer

Brief Explanations:

Temporary magnets can lose their magnetism easily. Since credit - card magnetic strips can become demagnetized, they are temporary magnets. Permanent magnets retain their magnetism for a long time. Polar refers to the two - pole nature of a magnet and field is related to the magnetic field around a magnet, not the type of magnet in terms of losing magnetism.

Answer:

A. temporary