Ch0_Things_that_happened_before_I_was_born

Ch0_Things_that_happened_before_I_was_born - Things that...

Info iconThis preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon
    Things that happened before I was born Really Old Stuff : -10Gy Big Bang. -5Gy Formation of Solar System. -3Gy Prokaryotic cells. Fermentation cycle, release of CO 2 . -2.7Gy Oldest fossils. -2Gy Green plant photosynthesis, bacterial photosynthesis. -1Gy Multicellular organisms, eukaryotic cells, aerobic bacteria. -0.47Gy Vertebrates. -0.2Gy Mammals. -0.05Gy Primates. -0.02Gy Homo erectus. -12Ky Fire. -0.3Ky Aristotle. 1285 De Spina invents eyeglasses. 1590 Jansen: compound microscope. © P. Nelson
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
    17 th Century: colonization of America, bloodless revolution in England, burning witches 18 th Century: enlightenment of philosophy, American independence, French revolution 1628 Harvey: circulation of the blood. 1658 Swammerdam: red blood cells. 1665 Hooke: cork is made of cells. Newton: universal gravitation explains both falling apples and the Moon 1674 Leeuwenhoek sees protozoa (and bacteria in 1683). 1773 Franklin’s experiment on oil monolayers. 1786 Galvani: electricity triggers muscle contraction. 1789 Lavoisier’s demonstration of the conservation of mass in chemical  reactions. 1796 Jenner: smallpox vaccine. 1798 Rumford: mechanical equivalent of heat. Davy: rubbing icecubes together causes them to melt.
Background image of page 2
    19 th Century: surgical anesthesia, ascendance of British Empire, American Civil War, photography 1800 Volta: electric battery. 1803
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 4
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 9

Ch0_Things_that_happened_before_I_was_born - Things that...

This preview shows document pages 1 - 4. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online