TOK and Extended Essays TOK And Chemistry We

TOK and Extended Essays

TOK And Chemistry We are all TOK Teachers.

TOK: Nature of Subject It encourages students to become aware of themselves as thinkers,

The TOK course should build on the student´s own experience.

Chemistry Perception Reason Knower Reason Emotion

The Delocalised knower ?

Stoichiometry

How natural is natural science? The beaker of water

Chemical symbols as a universal language.

Chemical Equations Language as a tool for thought

The Atom.

Models And Truth 20 Questions With Random Answers Finding Out: “ What Is In the Box. ? ”

Limitations of Language and Perception "What we observe is not nature itself but nature exposed to our mode of questioning. "

Daltons Model As “Searchlight”. . " Ask an impertinent question: and you are on the way to the pertinent answer. "

our chemistry will seem childish five hundred years from now.

Every theory is based in some analogy, and sooner or later theory fails because the analogy turns out to be false

a theory in its day helps to solve the problems of the day. "

Electron Arrangement Perception : Heating The Empty test-tube. What do you observe?

Experimental work and The Scientific Method

Planning Sugar to Coca-Cola. And the evil demon

Data Collection

Perception – Selection – Blue Bottles and white solids

Measurement How can you measure the temperature of a beaker of water?

Conclusion And Evaluation Are Chemists turkeys?

May 2005 • 1, For some people science is the supreme form of all knowledge. Is this view reasonable or does it involve a misunderstanding of science or of knowledge?

• 7. To what extent may the subjective nature of perception be regarded as an advantage for artists but an obstacle to be overcome for scientists?

TOK Prescribed Essays On Science • 1. Is it a simple matter to distinguish a scientific argument from a pseudo scientific argument ? (May 2003)

• 2. “God may have separated the heavens from the earth. He did not separate astronomy from marine biology”(Jonathon Levy). To what extent are the classifications separating Areas of Knowledge justified? (May 2003)

• 3. In science one tries to tell people , in such a way to be understood by everyone, something that no one ever knew before. But in poetry, it’s the exact opposite ( Paul Dirac). Do both approaches suggested in the quotation enjoy equal success in explaining human knowledge? (May 2003)

• 4. Art Upsets science reassures. Analyse and evaluate this claim (May 02)

• 5. “The whole of science is nothing more than a refinement of everyday thinking” Could this be said of all areas of knowledge? (May 2002)

• 6. In what ways has technology expanded or limited the acquisition of knowledge? (May 2002)

• 7. Do we have to learn to think scientifically in order to find the truth? (May 2001)