Wait what does this say???
<span>Os quatro cantos do mundo se refere à América (o " oeste " ), Europa (o " norte " ) , Ásia (o " leste " ) e África (o " sul " )</span>
Answer: Rust is an example of a chemical change.
Explanation: Remember, a chemical change has to do with chemicals permanently changing something. Rust comes form metal and oxygen. When these two chemicals mix, it causes rust.
The answer is
D: A mid-ocean ridge will be formed by ridge push.