Table of Contents
- 1 What happens when two magnets are forced together?
- 2 What happens when 2 magnetic fields interact?
- 3 How two magnets attract each other if you hold the north and south pole?
- 4 Do two magnets create magnetic force fields that allow them to interact without touching?
- 5 What happens if you line up two magnets so they oppose?
- 6 Why do magnets have north and South Poles?
What happens when two magnets are forced together?
When two magnets are brought together, the opposite poles will attract one another, but the like poles will repel one another. This is similar to electric charges. Like charges repel, and unlike charges attract. Since a free hanging magnet will always face north, magnets have long been used for finding direction.
What happens when 2 magnetic fields interact?
When opposite ends of two magnets interact, their field lines connect the north pole of one with the south pole of another, and the two attract. When the same ends of two magnets interact, they repel because the lines cannot cross and are compressed by each other. Now, magnetic materials have two poles.
What would happen to the force between the two magnets if they were placed closer together?
When two magnets are brought close together, their magnetic fields interact. You can see how they interact in the Figure below. The lines of force of north and south poles attract each other whereas those of two north poles repel each other.
Where is the magnetic force the strongest?
poles
It is strongest at the poles. So, what are magnetic poles? Magnetic poles are opposite ends of a magnet where the magnetic field is strongest.
How two magnets attract each other if you hold the north and south pole?
When two like-poles point together, the arrows from the two magnets point in OPPOSITE directions and the field lines cannot join up. Unlike-poles attract: When a north pole and south pole point together, the arrows point in the SAME direction so the field lines can join up and the magnets pull together (attract).
Do two magnets create magnetic force fields that allow them to interact without touching?
Magnetic forces are non contact forces; they pull or push on objects without touching them. Magnets are only attracted to a few ‘magnetic’ metals and not all matter.
Why would the attractive force between two magnets increase?
The attractive force between two magnets increases. The like poles of the magnets are pointed at each other and move closer together. The unlike poles of the magnets are pointed at each other and move farther apart. The unlike poles of the magnets are pointed at each other and move closer together.
Are pennies magnetic?
No. Copper or copper and zinc (pennies since 1972) are not magnetic metal. However, steel pennies made during World War II could be magnetized and are attracted to magnets.
What happens if you line up two magnets so they oppose?
The converse it that if you line up two magnets so their fields oppose, e.g. north pole to north pole, and wait long enough their net magnetisation will decrease. In both cases the change in net magnetism is due to thermal fluctuations within the iron, which is slow at room temperature.
Why do magnets have north and South Poles?
All magnets have north and south poles. Opposite poles are attracted to each other, while the same poles repel each other. When you rub a piece of iron along a magnet, the north-seeking poles of the atoms in the iron line up in the same direction. The force generated by the align ed atoms creates a magnetic field.
Why do magnets stick together when they touch?
If the north end of one magnet sticks to the south end of the other and vice versa (side by side), the fields from the two magnets actually cancel at a distance. The long range pull is much weaker than either magnet separately. That’s the most stable (lowest energy) way for them to stick together.
What is the force exerted by magnets called?
Magnetism is the force exerted by magnet s when they attract or repel each other. Magnetism is caused by the motion of electric charge s. Every substance is made up of tiny units called atoms. Each atom has electron s, particle s that carry electric charges.