intro to astronomy—-db4—-at least 250 words
Writing Your Response:
Current Events Conversations” are slightly less formal than your Group Debates. Students still need to use proper grammar and writing techniques. Responses should be complete, well thought out, and presented in a logical manner.
A minimum of one paragraph is required for this initial posting.
You are not required to support your post with references, but you are encouraged to include images, graphics, links to videos, and so on to create a more dynamic submission.
Your initial post should be submitted by Wednesday of this session and response comments posted by the session deadline.
Topic of Conversation:
Gravity law in the space technology applications for monitoring water resources of Earth; and 2. Tidal energy- applications for using natural resources.
After being acquainted with the article via the link http://earthobservatory.nasa.gov/Features/GRACEGroundwater/ , answer the questions: 1. What is beneficial in using space technology for monitoring water resources; 2. Judging by this paper, what are the problems NASA scientists have in development of this method? 3. Can you tell if you heard before about space research of the Earth or aerospace technology? 4. If you heard about other methods of searching a ground-water ; 5. What do you know about application of gravitation laws in geology, geodesy, navigation?
Watch up the video regarding the tidal energy application
Ocean Energy – Tidal Current Turbine
User: n/a – Added: 6/23/09
http://www.youtube.com/watch?v=8-sFLGMSMac .Answer the next questions. 1. Comparing with other energy sources, how beneficial, reliable, and secure for the wildlife environment you find the tidal energy source? 2. Can you name any other benefits or loss we get from tides? 3. How can you describe all pluses and minuses of ‘weakening gravity’ on our Earth, i.e if the gravity on the Earth was a little bit or much less than we have now
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