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suppose that there is no limit whatsoever, but there are good reasons to believe that this is not the case. If we look at a rock, this is reduced over time into pieces of sand, but at the same time rocks are

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• Democritus and the atoms

following: A) In the activity 3, the case 1 concerns the characteristic of Nature of Science: “There are historical, cultural, and social influences on science” and the case 4, concerns the characteristic:

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• Democritus and the atoms

The Joliot-Curie co-operation resulted in genius scientific discoveries, like it was previously in case of Irene’s parents. Unfortunately, in winning fame, they were forestalled by others twice, because

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• Joliot-Curie and artificial radioactivity

The Joliot-Curie co-operation resulted in genius scientific discoveries, like it was previously in case of Irene’s parents. Unfortunately, in winning fame, they were forestalled by others twice, because [...] though from a chemical point of view all atoms of an element are indistinguishable, this was not the case from the physical point of view. Aston could demonstrate that for several ele- ments different atoms [...] theory of atomic structure. New York: Arno Press. Holton, G. J. (1978). The scientific imagination : case stud- ies. Cambridge [Eng.]; New York: Cambridge University Press. Lavoisier, A. L. (1794). Elements

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• Joliot-Curie and artificial radioactivity

amount of mechanic- al force was transformed into a respective amount of heat? Could that also be the case with electricity? He started to think about how to examine these connections. About three years after

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• The hard work of experimenting James Prescott Joule, William Thomson, and the mechanical equivalent of heat.

amount of mechanic- al force was transformed into a respective amount of heat? Could that also be the case with electricity? He started to think about how to examine these connections. About three years after [...] the the possible transformation of heat into work and work into heat experimentally as a special case of energy conservation must be a part of physics education. To achieve this goal different didactic [...] anchor is also pressed on a wooden base and the drill is set in motion. The phenomenon occurs in this case on a much greater scale than in the first experiment. 3. If one makes the second Experiment and s

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• The hard work of experimenting James Prescott Joule, William Thomson, and the mechanical equivalent of heat.

only academic discipline, provid- ing an understanding of nature and natural history. If this is the case, the question arises, how an untitled woman, born and raised in the house- hold of a craftsman and

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• Sybilla Merian and Cocoons

only academic discipline, provid- ing an understanding of nature and natural history. If this is the case, the question arises, how an untitled woman, born and raised in the house- hold of a craftsman and

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• Sybilla Merian and Cocoons

Java in the Indies. His work as army surgeon lasted only two years due to his contracting a severe case of malaria, forcing him to take a sick leave. Unable to continue his research in Java during his recovery

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• Eijkman and Beri-Beri

new wife. There, he worked as an army surgeon for two years. Unfortu- nately, he contracted a severe case of malaria in 1885 and was forced to take sick leave. Unable to continue his research in Java during [...] commonly lose their sense of feeling and control of their limbs, often leading to paralysis. In some cases, fluid collects in the legs, taxing the circulatory system, enlarging the heart, and causing heart [...] cured, or at least prevented. Once again, Eijkman traveled to the West Indies to work on the beriberi case at the new research insti- tute. When Pekelharing and Winkler were called to another research site

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• Eijkman and Beri-Beri