Answer:
magnets are used in refrigerator to keep the door closed.
it is used in tv and computer screen.
magnets are also used in electrical bell.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 aligned atoms creates a magnetic field.Magnets are important because of their properties A particle moving in a magnetic field feels a force proportional to his speed, and to the field, so you can use a magnet that produce a field in a certain way and shape, in order to catch a particle in motion.
i hope this is a clear answer i answered the first question in 10 lines
hope it helps :)
Well if you mean what does the controlled part of a scientific investigation, it is the part of the investigation that will be your control or your base, untouched, original, data and such.
Answer:
Ok
Explanation:
When two letters of the alphabet, in this case O and K are combined they create a sound or a word.
Definition of mono farming: Monoculture farming is a form of agriculture that is based on growing best one type of crop at one time on a specific subject.
Monoculture farming -- which entails growing handiest one sort of crop at a time on a specific subject -- is a commonplace agricultural exercise, mainly within the U.S., which has approximately 440 million acres being cultivated for monoculture. a polyculture gadget assumes that an area is sown with or greater plants at a time.
Monoculture plants make a contribution to a massive part of soil erosion, and in addition, they increase fertilizer use and pesticide use. Cornell has a look at determined that pesticide use in the u.s. reasons $520 million in crop loss and $1.1 billion in health charges.Monoculture/totally crop manufacturing farms are the farming types by way of which farmers develop the most effective vegetation, each annual vegetation/trees and subject vegetation, which includes wheat, corn, rice, rapeseed, sugar cane, and cotton.
Learn more about mono farming here: brainly.com/question/3562525
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