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12 Cards in this Set

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  • Back
sluice
an artificial passage for water with a gate for controlling its flow or changing its direction
hydraulic mining
mining done by means of water
perforated
having a hole or series of holes through
armature
the part of an electric generator that consists of coils of wire around an iron core and that induces an electric current when it is rotated in a magnetic field
Reuters
a news agency started in 1851 in London to send stock prices between England and Paris
Morse Code
either of two codes consisting of dots and dashes or long and short sounds used for sending me
sounder
one that sounds; especially : a device for making soundings
stock tickers
machines that kept steady record on paper tape of the rise and fall of stock prices
epidemic
a sudden rapidly spreading outbreak or growth, especially in disease
denim
a firm durable twilled usually cotton fabric
boomtowns
towns experiencing a sudden growth in business and population
frontier
a region that forms the edge of the settled part of a country