Example: dental hygienist
GRAVITATION - ncert.nic.in
against the backgr ound of stars. The earliest r ecor ded model for planetary motions pr oposed by Ptolemy about 2000 years ago was a ‘geocentric’ model in which all celestial objects, stars, the sun and the planets, all r evolved ar ound the earth. The only motion that was thought to be possible for celestial objects was motion in a cir cle.
Tags:
Information
Domain:
Source:
Link to this page:
Please notify us if you found a problem with this document: