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Q: How do you heat and cold affect a Magnet?
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How does heat affect a magnet?

A permanent magnet (i.e. not an electromagnet) will be demagnetised by heating it.


Can hot and cold affect magnets?

yes it does affect magnets ! though cold has little effect on the properties of a magnet , but heat drastically brings about change in properties of a magnet. With increasing temperature, the magnet will gradually lose magnetization until a certain temperature (called the Curie temperature) where the magnetization goes away entirely. In addition to this effect, the domains of the magnet will have a greater chance of changing orientation, further weakening the overall magnetic effect.


How does heat make a magnet stronger?

It doesnt. Heat makes magnets weaker while cold will make them stronger.


Is a hot magnet stronger than a cold magnet?

There's no relationship there. But if you take any permanent magnet and heat it hot enough, it loses some or all of its magnetism.


Does cold temperatures affect the strength of a magnet?

It dose effect because the properties get unbalanced.


How does heat and cold can affect a chemical reaction?

Heat generally speeds up the reaction, while cold will slow it down. The enzymes in the cold are frozen.


How does the cold affect magnets?

Heat and cold both make magnets stronger, but cold temperatures make magnets stronger than heat does. Actually, oly cold temperature make magnets stronger, you can actually try, hold one little magnet on your hand for like 30 seconds or something and you can realize that your magnet is really less stronger Unfortunately this guy is wrong ^^^^^^ Cold makes a magnet stronger and heat can actually take its magnetic domains away. When a magnet is supercooled it becomes stronger because the atoms are moving slower and are thicker which make a stronger positive or negative side of a magnet. Heat can ruin a magnet. There is a very hot temperature for every magnet called a Curie Temperature, which is when a magnet is no longer magnetized. For instance, and iron magnets Curie Temperature is about 1,000°C! This happens because the random motion of atoms increases in speed which disturbs the magnets magnetic domains. (well... he's somewhat right) =) ----------------------------------------------------------------------------------------------------- You both are right.


How does the magnet works on cold and hot temperature and what important idea.?

the magnet that works better is the cold magnet


What is the thing that weakens a magnet?

Magnets are "demagnetized" by extreme heat. If you boil a magnet in water, the heat will demagnetize the magnet.


How heat and cold affect rocks?

Heat and cold affect/break the rocks when the weather changes .. The weather changes : 1. Warm/Very Warm/Calm Warm 2. Cold/Very Cold/Calm Cold I hope this answer helps ... - just visit me at facebook @DannahMarie .... like it or not that's my OFFICIAL ANSWER ...


How might a period of severe heat or cold affect the history of a city or region?

becuase alot of cold is bad and alot of hot people would hidroateA long period of heat and cold can affect history of a city or region in a few ways. Having lots of cold can be bad on plants, people and animals and heat can cause people to dehydrogenate.


How does thermal energy temperature affect the motion of an atom or molecule?

how is the movement of atoms affect by heat cold temperature