Question

1. (a) Define the term machine.
(b) Name six types of simple machines.
2. Give four reasons for using machines.
3. What is an ideal machine? State the principle of
an ideal machine.
4. The output energy of a real life machine is always
less than the input energy. Give two reasons for
this deficiency.​

Answer 1

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Answer 2

Answer:

the machine is a thing that is created by the people to the make word easier it is a tool or invention which multiplies the effect of human effort the machine produce mechanical advantage of a machine will change one form of energy to another form of energy simple machines increase or change the direction of a force