Clock Summary

Everything you need to understand or teach Clock.

  • 2 Encyclopedia Articles

Study Pack

The Clock Study Pack contains:

Encyclopedia Articles (2)

1,503 words, approx. 6 pages
Clock and Watch In the early days of humanity, only three divisions of time existed: days (the interval between successive sunrises), months (the interval between complete lunar orbits), and years (th... Read more
1,354 words, approx. 5 pages
The First Clocks Overview Water clocks and sundials were the first artificial measures of time. They allowed people to see time in an abstract way, apart from nature, and also helped create an objecti... Read more