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technology quiz

Teacher: School
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Across
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Something that makes a successful advertisment
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The period of time before the iron age
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A patent put an a design of some sort
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The time period when tools were constructed of iron
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First step in scientific method
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Invented in 1879
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Impact on the economy
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Leader in ozone depletion
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An alteration to something to make it better
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Amount of minutes to make a car
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Product made for testing
Down
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Built a steam powered tricycle
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Ferdinand verbiest created this
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Inventer or the auto mobile
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A patent put on a new species of plant
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Making it safer
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2nd part in design process
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The most important part of advertising
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Something created to make life easier
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Impact on people
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Impact on policy and laws
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Created the modern assembly line