PHYSCI

• Aristotle

  • He believed that natural motion, the object will move and will return to its natural state based on the object's material or composition - earth, water, air, and fire.
• Violent Motion

  • A ball kicked from the ground
• Projectile Motion

  • A fired cannon ball
• Natural Motion

  • An object will return to its natural state depending on its compositio
  • An object will return to the ground if it has a similar material with the earth
  • An object will go back to the air if it has a similar material with the air.
• Projectile Motion

  • Shot an arrow from a distance.
• Projectile Motion

  • A pebble shot using a slingshot.
• Galileo

  • Objects will continue to be in uniform if unimpeded
• Slow down

  • If the object encountered a resistive force from a fluid equal or greater than its weight, it will ________.
• Galileo's view of motion

  • A feather will be as fast as an iron ball if dropped in a vacuum
• Eudoxus - proposed a system of fixed spheres. He also believed that the Sun, the moon, the five known planets and the stars were attached to these spheres which carried the heavenly bodies while they revolved around the stationary Earth.
• Geocentric Model - Claudius Ptolemy believed that the earth was the center of the universe.
• Aristarchus - He is the very first Greek to profess the heliocentric view.  
• Eclipse - When one celestial body such as a moon or planet moves into the shadow of another celestial body
• Gibbous - It is the figure of the moon that is more than half full, looking swollen on one side