topic 1 physics notes

HideShow resource information
  • Created by: Farah
  • Created on: 19-02-13 17:16
View mindmap
  • TOPIC 1
    • geocentric model- the sun, moon & planets orbited the earth
    • heliocentric model-  Earth & planets orbited the sun
    • visible light- given off so you can see objects
    • naked eye- map positions
    • Transverse waves are light waves travel 90 degrees
    • longitudinal waves-sound waves travel in  1 direction
    • reflection- when a wave hits a boundary between one medium  & another.
    • refracted- changes direction
    • Untitled


No comments have yet been made

Similar Science resources:

See all Science resources »See all Physics resources »