TOK essay · Areas of knowledge
The natural sciences
Ask how scientific knowledge is produced, tested and revised. · The lesson
Question 11 mark
Which of these is a knowledge question rather than a question answered within the natural sciences?
Question 21 mark
A naturalist claims that all swans are white, having seen ten thousand white swans. What would most clearly challenge the claim?
Question 31 mark
Why can repeated observations never prove a general scientific law with complete certainty?
Question 41 mark
In the natural sciences, what does calling an idea a 'theory' usually mean?
Question 51 mark
Which is the best example of a paradigm shift in the natural sciences?