Question

Melvin is exploring the different kinds of changes that can happen to substances. After reading about the kinds of changes that occur, he saw some rust on a pipe that was going into his house. What kind of change is the formation of rust?

A.reactant
B.physical
C.chemical

Answer 1

It is B. physical.

Explanation:

The rust on the pipe is something causes by something, which mean it is physical. Hope this helped you out!!

Have a wonderful day! :D

Answer 2

I think it’s c because when ever it rains it make medal rust