A physical property exhibited by magnets that enables them to attract ferrous materials or repel like poles, fundamentally linked to the movement of electric charges generating magnetic fields.
The phenomenon characterized by irregular variations in magnetic strength occurring simultaneously across the Earth, which can interfere with wireless communication.
A method of storing and reading information using a magnetic substance applied to a surface, allowing data to be recorded in the form of magnetic signals, commonly utilized in cards like telephone and cash cards.
A type of tape coated with magnetic material, capable of recording various signals through changes in residual magnetism, frequently used for audio and video recording or computer data storage.
Example:
その機械は磁気の力で動く。
A card that has a magnetic strip on its surface, which stores data and is commonly used for transactions like cash withdrawals or accessing secure locations.
A type of card designed to facilitate electronic data reading and writing, often utilized in banking and identification systems.
An identification or payment card that encodes information on a magnetic surface, allowing for quick and secure data retrieval by card readers.
The phenomenon that describes the relationship and interactions between electric fields and magnetic fields, as well as the effects that occur as a result of their presence together.
The magnetic field that is generated by an electric current, illustrating the interplay between electricity and magnetism.
The fields that arise from the combination of electrical energy and magnetic energy, which underlie various physical processes and technologies.
The study and principles governing how electric charges generate magnetic forces and how these forces can influence charged particles and currents.
The magnetic field produced by the Earth, characterized by its ability to influence compasses and other magnetic objects, and containing both a north and south pole.
The phenomenon of Earth's intrinsic magnetism, which varies over time and can undergo periodic reversals in its magnetic poles, reflecting the dynamic properties of the planet's core.
The property of the Earth that generates a magnetic force, described as a large magnet, which results in the directional orientation of magnetic materials toward the Earth's poles.
A global phenomenon characterized by sudden and irregular changes in the Earth's magnetic field, often lasting about a day and potentially disrupting radio communications and navigation.
An event caused by a flow of charged particles from the Sun, leading to significant fluctuations in magnetic intensity and direction across the planet.