How long do it take for copper to form

Copper is an element. So is can't form, but it takes certain types of copper tens of thousands of years depending on where the magma was cooled.

Copper doesn't really "form" it is an element

Hope this helps
~Jordan~

They carry out the exchange of gases as we breathe ( oxygen and carbon dioxide).

Read the sentences below in 1962, i tried to enroll as the first black student at the university of mississippi. the governor of mississippi blocked my entrance which best describes the verbs used in the sentences? o they are past tense verbs, which are often used in narrative essays o they are past tense verbs, which are not often used in narrative essays. o they are future tense verbs, which are often used in narrative essays o they are future tense verbs, which are not often used in narrative essays.