Question

4. Define a simple machine. Name any two types of simple machines.

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Answer 1

Answer:

Background Information for the Teacher: A simple machine is a machine that makes work easier when a force is applied. The six different types of machines are a wedge, lever, screw, wheel and axle, inclined plane and a pulley. A wedge has a thin edge or point.

Answer 2

Explanation:

: A simple machine is a machine that makes work easier when a force is applied. The six different types of machines are a wedge, lever, screw, wheel and axle, inclined plane and a pulley. A wedge has a thin edge or point.