LESSON 7.
UNITS OF MEASUREMENT
(04 December 2016)
This is the first lesson-introduction to the thieme "Astronimy Observations and Measurements".
The history of calculus from 60-hexadecimal to 10-decimal number system. Why we have 24 hours/360 degree with alongside 1 meter/100 centimeters. True meaning of 1 mile, 1 inch, 1 meter, 1 second.
Secrets of Pendulum and how far to the Earth' horizon.
Home Work:
It will be 1 and half month gap between lessons due to the Xmass holidays. During this period you have a plenty of time to take a glance onto the Moon and draw the picture of the visible side.
Here is the Galileo first drawing of the Moon.
Moon Calendar you can find following the next WEB link:
Examples of Moon observations
Question of the Lesson
Range meter
Make a free website with Yola