Instructions: In this task, we ask you to rewrite a sentence in simple English without changing its general meaning. Essentially, you want to make the sentence easier to read by using simpler words, utilizing more straightforward sentence structures, and omitting non-essential information etc.
Input: Magnetism in bar magnets and electromagnets is not caused by magnetic monopoles , and indeed , there is no known experimental or observational evidence that magnetic monopoles exist .
Output:
Magnetism in normal bar magnets and electromagnets does not come from magnetic monopoles .