Science Timeline Padlet by Mac Pegelo https://padlet.com/macpegelo/gp7m2sjpnoh6qt4z en-us 2022-09-13 21:20:24 UTC 2022-09-14 00:48:01 UTC hello@padlet.com 3500 B.C. macpegelo https://padlet.com/macpegelo/gp7m2sjpnoh6qt4z/wish/2295175958 Sumerians divide the day into 24 hrs, 60 mins, 60s

this is significant because we still use this system today]]> 2022-09-13 21:26:32 UTC https://padlet.com/macpegelo/gp7m2sjpnoh6qt4z/wish/2295175958 1900 B.C. macpegelo https://padlet.com/macpegelo/gp7m2sjpnoh6qt4z/wish/2295177433 Pythagoras contributes to the development of maths.

this is significant because the pythagorean theorem is the way to find the hypotenuse of a right angle triangle ]]> 2022-09-13 21:28:28 UTC https://padlet.com/macpegelo/gp7m2sjpnoh6qt4z/wish/2295177433 400 B.C.E. macpegelo https://padlet.com/macpegelo/gp7m2sjpnoh6qt4z/wish/2295178096 Democritus suggests the world is made up of atoms.

this is significant because Democritus introduced the concept that molecular building blocks make up everything]]> 2022-09-13 21:29:25 UTC https://padlet.com/macpegelo/gp7m2sjpnoh6qt4z/wish/2295178096 1609 macpegelo https://padlet.com/macpegelo/gp7m2sjpnoh6qt4z/wish/2295178800 Galileo makes the telescope.

this is significant because we can use telescopes to see planets]]> 2022-09-13 21:30:05 UTC https://padlet.com/macpegelo/gp7m2sjpnoh6qt4z/wish/2295178800 1649 macpegelo https://padlet.com/macpegelo/gp7m2sjpnoh6qt4z/wish/2295179617 William Harvey shows the heart pumps blood around the body.

this is significant because we now know more about how the circulatory system works]]> 2022-09-13 21:31:15 UTC https://padlet.com/macpegelo/gp7m2sjpnoh6qt4z/wish/2295179617 1662 macpegelo https://padlet.com/macpegelo/gp7m2sjpnoh6qt4z/wish/2295180374 The Dodo becomes extinct.

this is significant because humans caused the extinction of a species ]]> 2022-09-13 21:32:20 UTC https://padlet.com/macpegelo/gp7m2sjpnoh6qt4z/wish/2295180374 1687 macpegelo https://padlet.com/macpegelo/gp7m2sjpnoh6qt4z/wish/2295184399 Isaac Newton discovered gravity.

this is significant because now we know how gravity works]]> 2022-09-13 21:38:11 UTC https://padlet.com/macpegelo/gp7m2sjpnoh6qt4z/wish/2295184399 1774 macpegelo https://padlet.com/macpegelo/gp7m2sjpnoh6qt4z/wish/2295186166 Antoine Lavoisier shows air contains oxygen and nitrogen.

this is significant because laid the foundations for understanding the respiratory system and chemical reactions such as fire]]> 2022-09-13 21:40:35 UTC https://padlet.com/macpegelo/gp7m2sjpnoh6qt4z/wish/2295186166 1859 macpegelo https://padlet.com/macpegelo/gp7m2sjpnoh6qt4z/wish/2295186876 Charles Darwin publishes theory on evolution.

this significant because it explains where we and other modern species came from]]> 2022-09-13 21:41:36 UTC https://padlet.com/macpegelo/gp7m2sjpnoh6qt4z/wish/2295186876 1866 macpegelo https://padlet.com/macpegelo/gp7m2sjpnoh6qt4z/wish/2295191858 Alfred Nobel invents dynamite.

this is significant because it helped with mining and building railroads]]> 2022-09-13 21:48:11 UTC https://padlet.com/macpegelo/gp7m2sjpnoh6qt4z/wish/2295191858 1879 macpegelo https://padlet.com/macpegelo/gp7m2sjpnoh6qt4z/wish/2295193200 Thomas Edison invents the electric light bulb.

this is significant because it improved safety and industrial efficiency
]]> 2022-09-13 21:50:13 UTC https://padlet.com/macpegelo/gp7m2sjpnoh6qt4z/wish/2295193200 1898 macpegelo https://padlet.com/macpegelo/gp7m2sjpnoh6qt4z/wish/2295194224 Madam Curie discovers radium.

this is significant because it became the foundation of understanding radiation and radioactive decay, leading to thing such as x-rays and carbon dating]]> 2022-09-13 21:51:43 UTC https://padlet.com/macpegelo/gp7m2sjpnoh6qt4z/wish/2295194224 1917 macpegelo https://padlet.com/macpegelo/gp7m2sjpnoh6qt4z/wish/2295194988 Ernest Rutherford splits the atom.

this is significant because he discovered a nearly-unlimited source of energy]]> 2022-09-13 21:52:38 UTC https://padlet.com/macpegelo/gp7m2sjpnoh6qt4z/wish/2295194988 1953 macpegelo https://padlet.com/macpegelo/gp7m2sjpnoh6qt4z/wish/2295196751 Watson and Crick discover DNA structure.

this is significant because it lead to understanding modern genetics]]> 2022-09-13 21:54:59 UTC https://padlet.com/macpegelo/gp7m2sjpnoh6qt4z/wish/2295196751 2021 macpegelo https://padlet.com/macpegelo/gp7m2sjpnoh6qt4z/wish/2295197289 James Webb Space Telescope launched.

this is significant because it allows us to see further into the known universe than ever before]]> 2022-09-13 21:55:42 UTC https://padlet.com/macpegelo/gp7m2sjpnoh6qt4z/wish/2295197289