Unit 7 - Astronomy
[Pages:96]Apparent Motion
How do celestial objects appear to move across the sky?
1
Apparent Motions
? Geocentric Universe - idea that Earth was at the center of the solar system ? Stars all rotate around the Earth on a single large sphere at 15?/hour ? Planets travel on smaller spheres around their own larger sphere in epicycles
2
Geocentric Universe
3
Apparent Motions
? Problems with the Geocentric Model: ? Locations of the planets could not accurately be
predicted
? Changes in the apparent diameter of the Moon and Sun could not be explained
4
5
Apparent Motions
? Celestial Object - any of the natural objects that can be seen in the sky
? Apparent Motion - the way in which celestial objects appear to move across the sky
6
Apparent Motions
? Celestial Sphere - the visible portion of the sky that celestial objects appear to travel on
7
Apparent Motions
? Horizon - the edge of the visible portion of the celestial sphere
? Zenith - highest point on the celestial sphere which is directly over the observer
8
................
................
In order to avoid copyright disputes, this page is only a partial summary.
To fulfill the demand for quickly locating and searching documents.
It is intelligent file search solution for home and business.
Related download
- titanium isotopic evidence for felsic crust and plate
- a christian physicist examines the age of the earth
- history of atmospheric composition eolss
- geologic time scale and brief history of life on earth
- the evolution of the earth stanford university
- a timeline for planet formation nasa
- notes origin and evolution of life and introduction to
- research suggests life thrived on earth 3 5 billion years ago
- the history of life on earth
- earth s moon nasa
Related searches
- equinox astronomy definition
- wyoming unit 7 elk outfitter
- ap psych unit 7 notes
- physics and astronomy major
- grammar and language workbook grade 7 unit 3 verbs
- ap psych unit 7 test
- ap psychology unit 7 questions
- astronomy curriculum for high school
- best astronomy informative speech topics
- ap bio unit 7 frq
- ap biology unit 7 frq
- gravitational lensing astronomy definition