Search by term, person or webpage number

sion of the main items of knowledge deficiency or curi- osity. Second, the questions can be used by the teacher to determine the level of sophistication of the student’s thinking and engagement with

File type

application/pdf

Referenced at

• Rumford and nutrition

: first, that the total heat of the universe is constant, and second, that the heat present in matter is a function of the matter and its state. He also assumed that caloric fluid was a substance and

File type

application/pdf

Referenced at

• Antoine Laurent de Lavoisier and respiration

contacted in two different ways. First with a person at rest and second with a person at work We found that the person at work produces more carbon dioxide than the other at rest, which means that the [...] person was subjected to. Firstly the person was at rest, and secondly he/she was at work”. Lavoisier started to refer to his inferences from the experiment. “I assumed that the purpose of the human

File type

application/pdf

Referenced at

• Antoine Laurent de Lavoisier and respiration

mass of nitrogen in relation to the mass of oxygen was 7:8, in a second compound 7:16, and in a third, 7:4. Based on his analyses he for- mulated the law of multiple proportions. This law says that if

File type

application/pdf

Referenced at

• Dalton and the atoms
• Lavoisier and the conservation of mass

ever dig!” What a major stroke of luck—although he had placed second in the scholarship competition, the prize had been awarded to him when the win- ner decided not to take it. The second major turning [...] he had been induced to move to Manchester, England to accept his second job as head professor of physics there. One spring day, in March of 1909, Ernest Rutherford was sitting at his desk, deep in thought

File type

application/pdf

Referenced at

• Rutherford’s Nuclear Atom

been another water atomon, then does the first atomon enter the second?” “No, of course not, what an absurd question” replied Democritus . “Fine, you are beginning to see how absurd your concept is” [...] there is an atomon at all?” Plato pretended to be puzzled for a second and then responded: “Well, do you really think that there is a space that is completely empty? Do you think that in water there is

File type

application/pdf

Referenced at

• Democritus and the atoms

spurious path leading to atheism. Alchemy was still present in the second centu- ry, but it was collection of nonsensical, fantastic tales, magic formulas, and recipes full of symbols, strange metaphors

File type

application/pdf

Referenced at

• Democritus and the atoms

spurious path leading to atheism. Alchemy was still present in the second centu- ry, but it was collection of nonsensical, fantastic tales, magic formulas, and recipes full of symbols, strange metaphors [...] for considerations of purpose, whether natural or divine. The second factor was the ad hoc nature of the atomists’ explanations”. (Loose 2001, 25) Additionally, there was a rival concept which appeared

File type

application/zip

Referenced at

• Democritus and the atoms

mass of nitrogen in relation to the mass of oxygen was 7:8, in a second compound 7:16, and in a third, 7:4. Based on his analyses he for- mulated the law of multiple proportions. This law says that if [...] for considerations of purpose, whether natural or divine. The second factor was the ad hoc nature of the atomists’ explanations”. (Loose 2001, 25) Additionally, there was a rival concept which appeared

File type

application/zip

Referenced at

• Lavoisier and the conservation of mass

besieged by the Habsburg army twice – in 1629 and 1631. During the second siege, the city surrendered. Around 20 000 habitants of the city were killed by the soldiers, their goods were plundered, and the

File type

application/pdf

Referenced at

• Guericke and vacuum