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55 Cards in this Set
- Front
- Back
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alchemy
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the attempt to change base metals into gold by a mixture of science and magic
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atom
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a building block of all matter
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base metals
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metals less valuable than gold
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electron
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a negatively charged atomic particle
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evolution
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the theory that all organisms develop from simpler organisms
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experimentation
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doing repeated tests to prove a scientific fact
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exponent
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the power to which a number is raised
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gram
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the standard metric unit of mass
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hypothesis
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a probable answer to a scientific problem
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law
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a proven scientific fact
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liter
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the standard metric unit of volume
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meter
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the standard metric unit of length
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metric system
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a system of measurement based on the number ten
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neutron
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a neutral atomic particle
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organism
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an individual animal or plant
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philosopher
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a person who is guided in life by the principle that man is a rational and social being
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poliomyelitis
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a crippling disease causing inflammation of the lining of the spinal cord
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proton
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a positive atomic particle
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Renaissance
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the rebirth of true learning
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scholastics
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Medieval men who cataloged the ideas of ancient philosophers
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science
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orderly knowledge demonstrated by repeatable tests
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scientific method
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the nine steps a scientist uses in his/her work
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scientific notation
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a system of writing numbers less than 0.1 and greater than 100 as a multiple of a power of 10
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second
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the standard unit of time
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significant figures
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those digits in a number that have true value
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species
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a group of animals or plants that have characteristics in common and are able to interbreed
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summa
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an encyclopedia-like document written by a scholastic
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theory
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a probable solution to a scientific problem
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animalcules
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the name given by Leeuwenhoek to the microorganisms he viewed through his microscope
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biodegradable
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capable of being broken down by bacterial action
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communication
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the giving and receiving of information
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dynamo
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a generator
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electron microscope
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a very powerful microscope
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expansion
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how much larger a material will get when heated
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fuel
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a source of energy
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generator
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a device for producing electricity
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gunpowder
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an explosive substance
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inclined plane
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a man-made hill
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industry
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the manufacture of goods
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Industrial Revolution
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the change from an agricultural to industrial society in England (1750-1850)
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iron lung
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a device to assist breathing
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microscope
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a device for viewing things which are invisible to the unaided human eye
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pollution
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the contamination of the earth
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printing press
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a device that uses movable type
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shaduf
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a device used by the ancient Egyptians to fill their irrigation ditches from the Nile River
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stress
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how much pressure a material can withstand
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technology
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applied science
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tensile strength
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how far a material will stretch without tearing
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tetracycline
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a medicine
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textile industry
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the manufacture of cloth
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water mill
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a device that uses running water to grind grain
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cloning
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producing many identical organisms at once
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cloning
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producing many identical organisms at once
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cotton gin
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a device for cleaning cotton in quantity
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penicillin
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a medicine
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