1) What is the example of pulley? a) Flag pole b) Roller blade c) Door knob d) Clock 2) What is the example of wheel and axle? a) Crane b) Roller blade c) Pulley d) Ladder 3) What is the example of gear? a) Scissors b) Axe c) Mechanical watch d) Escalator e) Well 4) What is the example of an inclined plane? a) Ladder b) Bottle lid c) Wheelbarrow d) Ferris Wheel 5) What is the example of a wedge? a) Screw b) Stairs c) Knife d) Well 6) What is the example of a screw? a) Screw b) Hammer c) Slide d) Knife

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