NASA Connect: Ancient Observatories - Timeless Knowledge (2005)

NASA

Watch Part Number:
2 ratings
Views: 8,529
Date Added: 12 years ago.

Documentary Description

NASA Connect video containing four segments as described below. NASA Connect segment explaining the foundations of astronomy and the how the Earth moves relative to the sun. This segment explains how the Earth's tilt creates the 4 seasons. NASA Connect segment explaining how the height of the sun relates to the growing seasons and the length of daylight. This segment describes how Ancient Egyptian and Greek cultures used astronomy in their lives. The segment also contains an activity for exploring how a gnomon works. In the activity students must track the shadows made by a gnomon in 30 minute intervals. The activity will teach students how the length of the shadows and the angles created by the gnomon are related to the position of the sun. NASA Connect segment that shows two examples of how the Navajo used used structures to track progress of the sun in the sky. NASA Connect segment describing the Ancient Mayan civilization and their accomplishments. This segment compares the Mayan counting system to the Roman counting system and has a brief exercise for students to add the numbers 21 and 33 using both systems.

Comments

There are no comments. Be the first to post one.
  Post comment as a guest user.
Click to login or register:
Your name:
Your email:
(will not appear)
Your comment:
(max. 1000 characters)
Are you human? (Sorry)
 
All external videos in CosmoLearning are merely links to outside video hosts that make available embed codes to be used by external websites or blogs. CosmoLearning will never be responsible for any kind of hosting of external productions. To contact the original host company or uploader, please click on the video displayed to be forwarded to the original video.