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10 Cards in this Set
- Front
- Back
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design
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refers to the way something is put together.
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axle
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a rod connected to the wheels. It allows both wheels to turn together.
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bearing
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connects the axle to the body while allowing the axle to spin.
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wheel
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a solid disc capable of turning on the axle.
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diagram
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a picture or sketch that shows how something works or is designed. It must have labels.
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physical model
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3D construction designed to explain or represent how something works
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conceptual model
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an explanation of ideas expressed with pictures, words, or mathematics.
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traction
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a type of friction that allows wheels to turn without slipping on a surface
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friction
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when two objects rub together and create resistance
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engineer
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a person who uses scientific knowledge to design things that are useful to people
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