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Which of the following objects is correctly matched with a type of joint that performs a similar movement? A) a shower head, which is similar to a hinge joint B) a swivel chair, which is similar to a hinge joint C) a doorknob, which is similar to a pivot joint D) a cabinet door, which is similar to a pivotal joint

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stewart4628
I think its c because a pivot joint would be circular movement in only one manner and that matches the turning of a door knob. a hinge joint does not swivel like a chair or move like a shower head, and a cabinet door, in my opinion would be like a hinge joint

Answer:

C. a doorknob, which is similar to a pivot joint

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