SCIENCE, TECHNOLOGY AND SOCIETY

REVIEWER 2

“THOSE WHO DO NOT LEARN HISTORY ARE DOOMED TO REPEAT IT”

SIR WINSTON CHURCHILL

• It is defined as a precursor to the unfolding or existence of something

• of science and technology are factors that paved way for the presence of advance and sophisticated scientific and technological innovations today.

ANTECEDENTS

• Ancient civilizations paved the way for advances in science and technology

• The advances during this period allowed civilization to flourish by finding better ways of communication, transportation, self organization and ways of living.

ANCIENT PERIOD

• People from ancient civilization used animals as means of transportation

• The invention of ancient wheel is credited to the Sumerians

ANCIENT WHEEL

• Around 3000 B.C., the ancient Egyptians began writing on a Papyrus.

• It is made up from a pith of plant called Cyperus Papyrus.

• Before the invention of papyrus, writing and record keepng is done on stones and tablets.

PAPER

• A tool used and invented by ancient Egyptians to irrigate land.

• It is a hand-operated device used for lifting water.

• Its invention introduced the idea of liftings things using counterweights.

SHADOOF

• Discovered in 1902 and retrieved from the water of Antikythera, Greece.

• It is a mechanism similar to a clock for it has a circular face and rotating hands.

• It is believed that this mechanism is used to predict planets position

ANTIKYTHERA MECHANISM

• It is also known as the Hero’s Engine.

• It is a steam-powered turbine which spins as the water container at its center is heated.

• At first, it doesn’t serve any practical purpose. It is believed to be one of the “temple wonders” at that time.

AEOLIPILE

• The major advances in scientific and technological development took place in this period.

• The advancements include constant increase if new inventions, innovations in traditional production and the emergence of scientific thinking and method.

MIDDLE AGES

• “The Heavy Plough turned European Agriculture and economy on its head. The field with heavy, fatty soil became those that gave the greatest yields.” - PROF THOMAS ANDERSEN

• Because of the invention of heavy plough, northern Europe saw rapid economic prospering.

HEAVY PLOUGH

• Around 850 A.0., chinese alchemists accidentally invented the gunpowder.

• Prior to the injvention of gunpowder, spwrds, and spears were used in battles and wars.

• The invention of gunpowder has aalowed advanced warfare such as fiery arrows, cannons and grenades.

GUNPOWDER

• was first used by Chinese in 17th Century.

• before the introduction of _____________, merchants and traders used precious metals such as gold and silver.

PAPER MONEY

• The development of _________ helped the people in accurately keeping the track of time.

• The sophistication of clockwork technology drastically changed the way of spending the day and work patterns were established.

MECHANICAL CLOCK

• A machine used to transform fuber into thread or yarn and eventually woven into cloth.

• It is theorized that the indians are the one invented this between 6th and 11th century.

SPINNING WHEEL

• Historical period when people realized the importance of the efficiency of transportation, communication and production.

• Industrialization took place but with greater risk on human health food safety and environment.

MODERN AGES

• Invented by Galileo Galilei that can magnify 20 times larger than a regular glasses.

• This is used to discover important astronomical discoveries such as craters and maintains in moon.

TELESCOPE

• Invented by a Dutch Zacharias Janssen 1590s

• Nowadays, microscope is used in many scientific studies in the area of medicine, forensics and genetics.

COMPOUND MICROSCOPE

• Built by French weaver Joseph Marie Jacquard which simplifies textile manufacturing.

• Priors to this Invention, a drawloom is used which requires two persons.

JACQUARD LOOM

• Invented by Orville Wright and Wilbur Wright

• They demontrasted that slightly tilted wings are the key features of a flying aircraft.

ENGINE - POWERED AIRPLANE

• Invented by Scottish engineers John Logie Baird in 1920s.

• British broadcasting corporations used this for its earliest television programming in 1929.

TELEVISION

• Invented by Abelardo Aguilar

• Created from the strain of bacterium

ERYTHROMYCIN