Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key


Play button


Play button




Click to flip

23 Cards in this Set

  • Front
  • Back
John Napier
logarithm tables(1614)
Evangelista Torricelli
mercury barometer (1643)
Thomas Savery
steam engine (1698)
Tycho Brache
discovered that the planets orbited the sun and the sun orbited the earth.
William Harvey
a doctor, wrote a book called "De motu cordis" (on the movement of the heart and blood)
Edmund Halley
knowledge of astronomy and magnetism.
Johannes Kepler
discovered the the planets orbits the sun but not in a circular motion.
Nicholas Copernicus
heliocentric theory
Blaise Pascal
calculator (1642)
Andreas Vesalius
he published a book named "The Fabric of the Human Body".
Johannes Gutenberg
printing press (1450s)
he found the early form of Homeopathy
Map maker
telescope (1592)
Robert Hooke
microscopes (1665)
Francis Bacon
had different scientific methods in a series of essays and books.
Leonardo Da Vinci
a famous painter, scientist,sculptor, musician,architect,and and ingenious inventor. He is well known for his painting the "Mona Lisa".
Christian Huygens
pedulum clock (1656)
Isaac Newton
reflecting telescope (1668)
Marcello Malpighi
he found the tiny linking vessels(capillaries)
Robert Boyle
studied the nature on vacuum(a vacuum is a closed space from which everything, including air, has been removed.)
John Ray
a Botanist
Rene' Descartes
studied mathematics and philosophy