Question

A. Name the following:
1. The SI unit of force
2. A way to reduce friction
3. The force applied on a machine to do mechanical work
The type of lever in which effort is situated between the fulcrum and the load
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Answer 1

Answer:

2.lubrication 1.newton

Answer 2

Answer:

1. The Newton

2.make the surface smoother

3. Effort force

4. First class lever