Description:
Sponsored by NASA Learning Technologies Project. Inquiry-based science curriculum for grades K-6. Topics include:

• Season changing
  
• Sun's path in the sky, Sun's height in the sky, Sun-Earth motions, length of day, degrees
  
• Nature of sunlight, light, and shadows
  
• Speed of Sun's path across the sky, triangles and angles, degrees on the sky
  
• Latitude and longitude, Calculating our latitude, angles, triangles, degrees on the sky
  
• Time and subtraction of times, time zones, Sun's path across the sky with relation to relative time, degrees and angles
  
• Value of the Earth's tilt, orbit of the Earth around the Sun, seasons
  
• Graphing, using tilt angles, calculating area and temperature.

Organization:
Smithsonian Astrophysical Observatory (SAO)

URL:
http://hea-www.harvard.edu/ECT/

Contact:
Harvard-Smithsonian, Center for Astrophysics, 60 Garden Street, Cambridge, MA 02138

Cost:
Free over the Internet

Education Level:
Kindergarten-Grade 4
Grades 5-8

Subject:
Astronomy
Light
Sun

Resource Type:
Internet Site
Curriculum/Instructional Materials

Date Added to teachearth.com:
10/23/00 3:41:54 PM