Permanent Magnets Essay

True or False: A permanent magnet is a piece of material that has been magnetized and can hold its magnetic strength for a reasonable length of time. True.

However, there are natural magnetic mineral deposits that interfere with compasses (Patil 2015). Compasses point to north because of the magnetic poles and if there are magnetic mineral deposits around you, the compass will point to the magnetic interference instead of the north. For example, in the Gobi desert there are natural magnetic mineral deposits which prevent the compass to point to the true north (Patil 2015). There are also places in the North and South poles where this haywire compass activity occurs (Patil, 2014). There is plenty of proven information on why this happens in the Bermuda

The white lead of the needle faces the South part of the magnet in a perpendicular way. When the needle is facing the center of the magnet, the lead turns to a 90 degree angle, being parallel to the magnet. When the compass faces the North part of the magnet, the needle turns 90 degrees in the same direction until the red lead if facing towards the North of the magnet.

The data amassed by the scientist revealed that the Mid- Atlantic Ridge and the East Pacific Rise and countless other locations on the ocean floors display the same arrangements of varying magnetic stripes. As new volcanic rock erupts through fractures on the floor of the ocean, a progression identified as seafloor spreading, which causes the seafloor to widen (Trefil & Hazen, 2010). This new rock will be pushed aside as the continents are moved apart and as more magma comes up to take its place. The iron ore in this latest rock will steer to the position of the magnetic north pole once they get through to the top. Every occasion, that the planet’s magnetic field moves in the opposing direction, the dipole course of the planets magnetic field adjust and becomes encased in the recently constructed rock (Trefil & Hazen, 2010).

Bill Nye Resources on Magnets and Magnetism: http://billnye.com/billnye_resource/magnetism/ (Links to an external site.)Links to an external site. and https://vimeo.com/121217374 (Links to an external site.)Links to an external site.

Magnet Activity Name. ____________________________________________ 1. Paper Clip magnet. Straighten a paper clip out. Tie a 7 inch tread to the middle of the clip.

Yes, that’s true, though ‘magnetic’ in this sense means something a little different. Metals that don’t stick to magnets are known as ‘non-ferrous metals’. Some of these metals include copper, aluminum, lead, and nickel along with alloys such as brass. These metals share many similarities, but the one that keeps them from sticking to magnets is the fact that they don’t have trace amounts of iron in them. The iron is what

The magnetic field of the planet was measured by the probe Galileo. In the paper XXXXXXXXX it’s suggested that the magnetic field is caused by convection of liquid iron within the moon’s core.

Resources: because the magnet connecting the joints of the railroad track would be small, it must be designed and labeled safe for young children who might swallow the piece. Since the magnet would be attached to a specific type of railroad track, it must be replacable in case children wear the magnet due to possible harsh usage. If there were to be any marks or damage to the magnet, it could be replaced with the purchase of another piece. This new magnet would then be able to be inserted between the joints of the railroad track and function the same as the original

This was developed further in the 11th century with the Ancient Chinese creation of tiny magnetised needles of steel, one end points south and one end points north, it was the first compass. The compass was very important in naval navigation, before the compass there were no reference points in the ocean so if someone even turned a tenth of a degree in the wrong direction the could end up going hundreds or even thousands of kilometres off their target, the compass gave them a reference point and meant that it was much easier to

It is safe to conclude that most homes have a refrigerator in their kitchen, and it is also safe to say that most refrigerators work for two intentions. The obvious utilization for a refrigerator is to keep food cool, but refrigerators are also a best place to display your magnets. Even though many magnetic buttons wind up on refrigerators, even people who do not select them to adorn their appliances will find places to exhibit magnets. Personalized magnets, whether actualized at home or ordered from online shops, are an excellent way to advertise a company's product, remind someone of an important occasion or simply just make someone smile.

A neodymium magnet and a powerful magnet also help balance the body's chakras (energy sources found

My claim on how I fit in the geosphere is that we need paleomagnetism to be able to tell directions and even more. Paleomagnetism is about magnetism in the earth’s rocks which makes up earth’s magnetic field. The earth’s rocks are three compositional layers which are crust, mantle, and core. “...that the molten outer core is the source for Earth's magnetic field.” (pg.85) This is the main thing for the magnetic field for Earth. By having the magnetic field we fit in the geosphere because that helps us determine north and south. During this I will explain why it is important to fit in with the geosphere by having magnetic field on Earth.

Every 500 000 years, the magnetic reversal occurs which known as "normal polarity" and "magnetic chrons" with the influx in ultraviolet radiation, however, it is difficult to explain.

An electricity and magnetism phenomenon apparently unrelated to power are electrical magnetic fields. We are familiar with these forces through the interaction of compasses with the earth's magnetic field, or through fridge magnets or magnets on children's toys. Magnetic forces are explained in terms very similar to those used for electric forces: