InterviewSolution
Saved Bookmarks
| 1. |
Why dose a blacksmith use heat to make various tools in his business |
|
Answer» Answer: A blacksmith FIRST HEATS a PIECE of iron till it becomes red hot. It then becomes soft and can be beaten into desired shape. Iron when heated and beaten it forms some shape and again heated it regain initial iron. Thus, this CHANGE is a reversible change. |
|