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"JJ 925 CZ" likely refers to the metal content and stone type of your necklace. "JJ" may stand for the brand or manufacturer, "925" indicates that the metal is sterling silver, and "CZ" signifies that the stones are cubic zirconia.

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What does JJT 925 oz mean on jewelry?

"JJT" likely represents the manufacturer or designer of the jewelry piece, while "925" indicates that the piece is made of sterling silver (92.5% pure silver). "oz" likely stands for troy ounces, a unit of measure for the weight of precious metals. So, "JJT 925 oz" suggests that the jewelry piece is made by JJT using sterling silver with a specified weight in troy ounces.


Why was JJ Thompson important?

JJ Thomson was important for his discovery of the electron, which led to the development of the plum pudding model of the atom. He also helped establish the field of atomic physics and won the Nobel Prize in Physics in 1906 for his work on the conduction of electricity in gases.


What was JJ Thomsons model of the atom called?

JJ Thomson's model of the atom is called the "plum pudding model." It suggested that atoms were made up of positive and negative charges distributed throughout a neutral, positively-charged background.


What did JJ Thomson call his model of the atom?

JJ Thomson called his model of the atom the "plum pudding model." In this model, electrons were embedded in a positively charged sphere, resembling the distribution of plums within a British pudding dessert.


What was JJ Thomsons 1904 model called?

JJ Thomson's 1904 model was called the "plum pudding model." This model described the atom as a sphere of positive charge with electrons embedded throughout, like plums in a pudding. It was later replaced by the more accurate Rutherford model.

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