________ was invented, and then accurate timekeeping was there to use the sextant.
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Astrolabe
Used measurements of stars and time to find longitude and latitude (especially at sea), not very accurate but gave users a good sense of where they were.
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Tare
Setting a scale to zero (Can be used to set items to zero so that they are not counted in the measurement)
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Aristocrat
Inherits money, title, and power.
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Weights and Measures
Standard units that tell you how much you have of something.
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Concave
________- Slightly dish- shaped (Like a dent)
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Astrology
Trying to predict the future and personalities through star position.
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Technology
Designing tools to solve problems.
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Eratosthenes
276 B.C.E, head librarian at the library of Alexandria, Ptolemy.
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Optics
The technology of seeing things (HOST def .)
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Investigator
________ addresses consumer complaints.
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Stonehenge
Giant stone structure, tracks solstices and served as a burial ground.
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Contaminant
A something in a substance that makes it ________ (Not pure)
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Net
________- Total amount after something is subtracted from Gross (________ Worth)
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Sextant
Can be used to find longitude/latitude or the time with advanced calculations. Much more accurate than the astrolabe, but needed more advanced calculations.
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Glass
Silica melted into a transparent material, often from sand with the contaminants removed.
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Resources
Objects/Talents to use for practical purposes.
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Metric System
A common measurement system almost used everywhere.
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Tertiary Effect
Even larger changes caused by earlier sets of changes.
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Vernal Equinox
First day of Spring, day /night same length.
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European army officers
________ were almost always aristocrats and did not always know what they were doing.
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Rectilinear Propagation of Light
Light always travels in a straight line.
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Paleolithic
Old Stone Age
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Neolithic
New Stone Age
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Equator
The line that splits the Earth into the Northern and Southern hemisphere.
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Metrology
The study of measurement
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Periscope
A device equipped with mirrors to allow to see above or below obstacles.
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Prism
Solid geometric figure that reflects all light.
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Chronometer
Accurate timekeeping device that could be used at sea
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Aristocrat
Inherits money, title, and power
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Technology
Designing tools to solve problems
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Resources
Objects/Talents to use for practical purposes
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Primary Effect
First, most immediate change caused by an event
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Secondary Effect
Bigger changes caused by the first set of changes
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Tertiary Effect
Even larger changes caused by earlier sets of changes
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Idea
Imagining something that could be
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Tare
Setting a scale to zero (Can be used to set items to zero so that they are not counted in the measurement)
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Gross
Total Amount
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Net
Total amount after something is subtracted from Gross (Net Worth)
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Weights and Measures
Standard units that tell you how much you have of something
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Metric System
A common measurement system almost used everywhere
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Smoot
Height/length of Oliver R. Smoot, 5ft 7in
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Optics
The technology of seeing things (HOST def.)
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Stonehenge
Giant stone structure, tracks solstices and served as a burial ground
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Astrolabe
Used measurements of stars to find longitude and latitude (especially at sea)
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Sextant
Can be used to find longitude/latitude or the time with advanced calculations
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Concave
Slightly dish-shaped (Like a dent)
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Convex
Slightly bump-shaped
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Rectilinear Propagation of Light
Light always travels in a straight line
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Summer Solstice (Midsummer)
Longest day, shortest night (June 21), beginning of Summer
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Winter Solstice (Yule)
Shortest day, longest night (December 21), beginning of Winter
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Autumnal Equinox
First day of Autumn, day/night same length
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Astronomy
Study of stars
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Astrology
Trying to predict the future and personalities through star position
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Eratosthenes
276 B.C.E, head librarian at the library of Alexandria, Ptolemy
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Primary Effect of the Sextant
Users know where they were
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Secondary Effect of the Sextant
Time was needed to use the sextant, which started a motion to invent an accurate clock that could work at sea
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Tertiary Effect of the Sextant
Royal Naval Observatory, science/math linked to Navy
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GMT
Greenwich Mean Time
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Lenses
A clear piece of glass or plastic that changes the focus of an image
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Primary Effect of Lenses
Images could be made to look larger or closer
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Secondary Effect of Lenses
Grinding lenses was invented, or making lenses concave or convex
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Tertiary Effect of Lenses
Important lens inventions were invented (Eyeglasses, binoculars, telescope, microscope, contact lenses)
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Contaminant
A something in a substance that makes it contaminated (Not pure)
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Glass
Silica melted into a transparent material, often from sand with the contaminants removed
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Flashcard (47)