Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
3 Cards in this Set
- Front
- Back
- 3rd side (hint)
Isaac Newton
|
Laws of Gravitation, published Mathematical Principles of Natural Philosophy (1687) or Principia Mathematica
|
The apple orchard
|
|
Tycho Brahe and Johannes Kepler
|
The New Astronomy (1609) elliptical orbits, heliocentrism and Geocentricism
|
centered around the moon and sun
|
|
Galileo Galilei
|
modernize the telescope and used as a scientific instrument, Starry Messenger(1610)
letters on sunspots (1613) |
what is used in astronomy most often
|