Off in the distance, you see the headlights of a car, but they are indistinguishable from the single headlight of a motorcycle. Assume the cars headlights are now switched from low beam to high beam so that the light intensity you receive becomes three times greater. Also, neglect any change in the pupils of your eyes. What then happens to your ability to resolve the two light sources? (a) It increases by a factor of 9. (b) It increases by a factor of 3. (c) It remains the same. (d) It becomes one-third as good. (e) It becomes one-ninth as good.
3.1 The Ancient Roots of Science Wednesday, September 7, 2016 12:56 PM In what ways do most humans use scientific thinking • Scientific thinking is based on everydayideas of observationand trial-and-error experiments • Carefully organized, though How did astronomical observations benefit ancient societies • In keeping track of time and seasons ○ For practical purposes, including agriculture ○ For religious and ceremonialpurposes ○ (sun dials, medicine wheels, Stonehenge) • Meridiem ○ Ante meridiem - AM ○ Post meridiem - PM How did astronomical observations benefit ancient societies • In aiding navigation • Days of the week were named for the Sun, Moon, and visible planets ○ Sunday (sun-day) ○ Monday (mo