You have chosen 'Protagoras' by Plato, 'talk' by Sphaerus and 'Reference and Essence: seven appendices' by Nathan Salmon
start again | choose another area for these texts | all the ideas for this combination of texts| All the ideas for Science, or select a subheading: |
| A. | Basis of Science | |
| B. | Scientific Theories | |
| C. | Induction | |
| D. | Explanation |