E.
Match the following columns:
Column A
Column B
1. Lever of the first order
(a) bolt
2. Lever of the second order
(b) sewing machi
3. Inclined plane
(c) screwdriver
4. Screw
(d) seesaw
5. Wheel and axle
(e) pulley
Answers
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in class 1 lever answer is see saw
in class 2 lever answer is bolt
(3) inclined plane answer is sewing machine
(4) screw answer is screw diver
(5)wheel and axle answer is pulley
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