P2 Ella B. Timeline

By ellab
  • 200

    Ptolemy

    Ptolemy
    Ptolomy thought that the Goecentric model was correct he thought that the planets and fixed stars were embedded in crystalline spheres that revolved arround the Earth.
    Fun Fact: He liked to lookin the sky.
  • Jan 13, 1564

    Galileo Galilei

    Galileo Galilei
    Galileo explained and gave visual evedence that supported the Copernicus theroy. He was the first aastronemer to use a telescope. He also discovered the law of the pendulem.
  • Jan 11, 1571

    Johannes Kepler

    Johannes Kepler
    He discovered elliptical orbits, which is that the planets and other things rotate in an oval shape.
    Fun Fact: He was also the first to explain corectly how humans see.
  • Nicholas Copernicus

    Nicholas Copernicus
    He thought that the heliocentric model was true. He thought that that the Earth rotated on it's axis once a day. He also said that the Earth rotateds the sun, and the moon rotates the Earth.
  • Sir Isaac Newton

    Sir Isaac Newton
    The Universal Law of Gravoity and Inertia (which he created) explains that Onein a same force pulls objects to Earth and keeps the moon in orbit. Inertia is a property of matter. An objects property of matter. An object's state of motion does not change unless a force acts opon an object.
    Fun Fact: He invented cauculus!