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Properties of metals. Be able to distinguish between external forces and their types

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In the experimental group 116, trained in the qualification of < < car repair mechanic>><<. A lesson on distinguishing between external forces and their types >>. Lesson: determination of the ability of a material to resist forces coming from outside, the ability of a body made of metal to resist under the influence of force in various conditions. Students on homework showed metal ores and regions of metal production in Kazakhstan on the map of Kazakhstan. He was also familiar with approaches to testing the hardness of metal on a new topic with the help of Brinell, Rockwell, Vickers.

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