Preview next quiz:
The joint in your knees is most similar to:
A. The pendulum in a grandfather clock
B. The wheels on an office chair
C. The sliding mechanism on a drawer
D. The hinge on a cupboard door
Preview next quiz:
The joint in your knees is most similar to:
A. The pendulum in a grandfather clock
B. The wheels on an office chair
C. The sliding mechanism on a drawer
D. The hinge on a cupboard door