# Why magnets have magnetic field?

Why Does Earth Have A Magnetic Field? There is very little knowledge about why Earth has a magnetic field. There are strong theories suggesting that because - Read more

... to the magnetic field lines. The magnet attracts ... $orthogonal to the magnetic field ... Why are the$\mathbf{B}\$ magnetic field lines ... - Read more

## Why magnets have magnetic field? resources

### Video: Why Does the Earth Have a Magnetic Field? | eHow

Earth has a magnetic field because of the iron-rich core that rotates very slowly beneath the surface. Get interesting information on experiments used to determine ...

### Magnet - Wikipedia, the free encyclopedia

A good bar magnet may have a magnetic moment of ... Such a large value explains why iron magnets are so ... Closer to the magnet, the magnetic field becomes more ...

### How do magnets work? - Magnet Man - Cool Experiments with ...

Questions that often come up are, "How do magnets work?", or, "Why is iron magnetic?", or, ... Note that the domains still have their own magnetic field, ...

### What is Magnetism? | Magnetic Fields & Magnetic Force

Magnetic fields have both a direction and a magnitude, or strength. Magnets have a "north" pole and a "south" pole.

### Why does Earth have a magnetic field? - Quora

Answer 1 of 2: The inner core of our planet is molten iron. When the earth turns, It creates a magnetic field.

### All about the Earth's magnetic field | blog.first4magnets.com

Why does the Earth have a magnetic field? ... why the geographic poles and magnetic poles don ... filings align in the formation of the magnet’s magnetic field.

### How can a permanent magnet produce magnetic field?

How can a permanent magnet produce magnetic field? in General Engineering is ... I think why magnets have magnetic field is that when electrons in each atom ...

### National High Magnetic Field Laboratory: An Introduction ...

That's why the north pole of a magnetic ... Now that they’re in a magnetic field, these filings have ... by such enormous magnetic fields. Pulsed magnets come ...

### Video: How Do Magnetic Fields Work? | eHow UK

Magnetic fields are generated by magnets, and some magnetic fields can be stronger than others, ... Why Does the Earth Have a Magnetic Field?

### Magnetic Fields of Magnets - Utah Education Network

Also they will compare Earth’s magnetic field to the magnetic field of a magnet. ... Why is the paper clip ... Have them draw the magnetic field pattern they see ...

### What is a magnetic field? by David Sligar

What is a magnetic field. Does a magnet ... that magnetic fields have non ... on the strength of the magnetic field." Why does a magnet emit ...

### Magnetic Pick Up -- National Geographic Kids

This is one of several National Geographic Kids activities experimenting with magnets. ... unattached to the magnet. WHY? Magnets have a magnetic field, ...

### Magnetism for kids - A simple introduction

Earth the Magnet. Why do magnets ... or no magnetism. The other planets have magnetic fields ... using patterns of magnetic fields. Magnets are used to ...

### Physics4Kids.com: Electricity & Magnetism: Magnetic Fields

All magnetic objects have field lines and poles. ... Earth's Magnetic Field Magnets are simple examples of natural magnetic fields. But guess what?

### All About Magnets - Home Training Tools Ltd

All magnets have a magnetic field- an area around a magnet where its magnetism ... A way to explain why the poles of a magnet are opposite is to think of these atoms ...

### What is a magnetic field? - Magnet Man - Cool Experiments ...

What is a magnetic field? A magnet produces a vector field, ... If you have a coil of wire, ... What are magnetic fields made of?

### MAGNETS AND MAGNETIC MATERIALS - SlideShare

Explain why magnetic effect or magnetism is strongest at point X as shown by your diagram. ... Recognise that both magnets and the Earth have magnetic field lines.

### Magnetic Field of the Earth - Georgia State University

The Earth's magnetic field is similar to that of a bar magnet tilted ... does not have a measurable magnetic field. ... the magnetic dipole type magnetic field ...

### What's a magnet?

Why does a magnet attract iron objects?''. For this we must take a look at what a magnet is made of. ... intense the magnetic field could have been.

### Magnetic Field Characteristics

Magnetic Field In and Around a Bar Magnet. ... are concentrated is called the magnet's south pole. Magnetic Fields in and around ... of force have a number ...

### Magnets and Electromagnets - Magnetism, Magnetic Field ...

Can you make it a stronger magnet? Can you make the magnetic field reverse? Donate ... Relate magnetic field strength to distance quantitatively and qualitatively;

### Why does the Earth have a magnetic field ?

Why does the Earth have a magnetic field ? Posted on ... The existence of these magnetic fields may be a clue that could help someone qualified to ...

### Question of the month: Why do magnets stick to other ...

Question of the month: Why do magnets stick to other magnets? ... Magnets stick together because they have a magnetic field around them, ...

### Magnetism and the Sun: Magnetic Fields - Stanford University

A magnetic field defines the magnetic ... they point in the same direction of applied magnetic field of the bar magnet, ... Gray areas have little or no magnetic field.

### Rare earth magnets for fun and profit - Dan's Data

The strongest cheap ferrite magnets have a field strength at their poles of around ... have magnetic fields. ... This is why the magnet doesn't damage ...

### HowStuffWorks "Electrons and Why Magnets Stick"

Why Magnets Stick. If you've read How ... Moving electrical charges are responsible for the magnetic field in permanent magnets as well. ... these electrons have an ...

### HowStuffWorks "How Magnets Work"

... how magnets are made and why magnets ... it helps to have a basic definition of a magnet. ... Temporary or soft magnets produce magnetic fields while in ...

### WONDERMAGNET.COM - NdFeB Magnets, Magnet Wire, Books ...

As explained later, magnetic fields have both a direction and strength ... Why do magnets have poles? This is a physical property of magnetic fields.

### Surface Fields 101 - K&J Magnetics Blog

Surface Fields 101 Why does a bigger magnet have a ... refrigerator magnet? What is the Magnetic Field? ... of magnetic fields: The K&J Magnet ...

### Why Is the Earth Like a Magnet? | eHow

Why Is the Earth Like a Magnet?. The protective influence of the Earth's magnetic field has promoted the development of ... Why Does the Earth Have a Magnetic Field?

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