Question

what is plastic and diffine between plastic and metal

Answer 1

so here is your answer....
1. metals are heavier so they are costly also but plastics are lighter and cheap...
2. metal requires a lot of production and big machinery but plastics does not require so..
3. shaping of metal requires a lot of process.... but not for plastic.....

Answer 2

Explanation:

and this property is called plasticity for example if we stretch a piece of achieving gum and release it it will not regain its original size and shape

if a body does not regain its original size and shape even after the removal of the forming force it is said to be plastic body