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Why do solids have a regular geometrical shape? Give two ways in which melting points and boiling points can be useful

  1.  Why do solids have a regular geometrical shape? 
  2. Give two ways in which melting points and boiling points can be useful

     

     

Grade:9

1 Answers

Amritha MadhumalarArungeethayan
22 Points
3 years ago
1. Solids have a fixed geometric shape as they have high force of attraction
2. Melting and Boling points are useful. For example a Goldsmith need s to know how muvh he has to apply heat to melt a metal
 

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