Question

Differentiate between simple and complex machines. [2]
Give one example for each.

Answer 1

Answer:

Simple Machine: Any of various devices that function in a manner basic to any machine, such as a lever, pulley, wedge, screw, or inclined plane. Complex Machine: A device consisting of two or more simple machines working together.  A wedge is driven or forced between objects to split, lift, or make them stronger.

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