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YL5(Unit5_Vocabulary)
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Trains, cars, bicycles are examples of ...........
transportation
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The outer part of a wheel where the tyre is put on
rim
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Something that connects two wheels
axle
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To turn around something in a circle
rotate
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To break something into smaller pieces
grind
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Computers, cellphones and televisions are examples of ...........
technology
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To move something from one place to another
transfer
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A long thin pole made of wood or metal
rod
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The force that stops something from slippery
traction
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The small rods that give strength to the wheel
spoke
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to pull or move something heavy by force
haul
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Wheel with teeth that can move forward or backward
gear
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