Free Powerpoint Presentations

Ancient Greek Astronomy
Page
1

DOWNLOAD

PREVIEW

WATCH ALL SLIDES

Slide 1

Ancient Greek Astronomy

Slide 2

Greek philosopher

Greek philosopher

Believed the Earth was the center of the universe

Earth was surrounded by water, air, and fire

Slide 3

He thought that the moon, sun, five planets, and the stars all revolved around the Earth

He thought that the moon, sun, five planets, and the stars all revolved around the Earth

Geocentric model

Slide 4

Sun is the center of the universe

Sun is the center of the universe

Heliocentric model

First to measure the distance to the sun and moon

Slide 5

REVOLUTION is the cycle in which a planet orbits the sun (one year)

REVOLUTION is the cycle in which a planet orbits the sun (one year)

ROTATION is the cycle of a planet spinning on its axis; day to night (one day)

Slide 6

Imaginary line on which an object rotates

Imaginary line on which an object rotates

Earth’s axis goes through its center from the North to the South Pole

Slide 7

What is the major difference between the universe models of Aristotle and Aristarchus?

What is the major difference between the universe models of Aristotle and Aristarchus?

How is rotation different from revolution?

Slide 8

Agreed with ARISTOTLE’S geocentric model

Agreed with ARISTOTLE’S geocentric model

Retrograde motion is the idea that a planet moves back and forth in a looping motion; “Mars”

Slide 9

Heliocentric model

Heliocentric model

Expanded the ideas of Aristarchus

Identified the positions of the planets

Slide 10

Spent most of his life trying to prove the theories of Copernicus

Spent most of his life trying to prove the theories of Copernicus

First to effectively use the telescope

Slide 11

Roman Catholic Philosophy

Roman Catholic Philosophy

Earth and humans are the center of all things

Slide 12

Why would the Roman Catholics care whether the Earth was the center of the universe?

Why would the Roman Catholics care whether the Earth was the center of the universe?

What is retrograde motion?

Slide 13

What is the difference between heliocentric and geocentric?

What is the difference between heliocentric and geocentric?

What was Ptolemy’s theory?

Why was Galileo important?

Contents

Last added presentations

© 2010-2024 powerpoint presentations