Question

collect different kinds of packaging material. what was the purpose for which each one was used? Discuss in groups.

Answer 1

heyyyaa!
i will collect 4 material and list them down;\
metal .    steal .    zinc.     iron...
the rod will made up of metal and the doornob will be made up of iron so when the metal is brought near to the doorknob the postive charge will increase the the side of the doorknob .

Answer 2

Answer:

please mark me as brainliest