VI. Get ready to answer the following questions

1. What has long been known concerning the human senses? 2. Why is it that

the human senses of touch, sight and hearing can­not be relied upon? 3. What methods

are called subjective? 4. What methods are called objective? 5. What methods were

used in the early history of science? 6. Why was the progress of science slow in the

early history? 7. What did the objective methods give to science? 8. What has the

development of precision instruments led to?