Give examples of simple mechanisms and what are they for?

Simple mechanisms are called devices with which you can transform force; change it in size and (or) in direction. Simple mechanisms include: a lever, an inclined plane, movable and fixed blocks.

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.