unit 4 task

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·        What simple mechanisms in the home are mentioned directly or indirectly?

·        What does oscillating mean?

·        What does a cam do?

·        How are plastic pipes formed?

·        Give an example of a device which can produce a linear movement.

·        How are car body panels formed?

·        What is the function of a crankshaft?

·        What do mechanisms provide in industry?