Can you me with #7? #7 says "a substance enters into and is altered through the course of a chemical change. it is called a " pick one of these choices. the lines that are next to the words are already picked from #s 1, 2, 3, 4, 5,& 6. do not pick more than one answer pick one answer only. tap the image so you could see the full image. (what i'm talking about is science.)