Question

Which of the following is NOT a clue that a chemical change has occurred? (1 point)
A.change in color
B.production of a gas
C.formation of a precipitate
D.change in shape

Answer 1

A change in shape could represent a phase change, therefore your answer for this is D

Answer 2

@divagirl421 : I think your answer is fall caz the earth and wather have this too but it isnt a chemical change .:)
and for a .
When we have this lab :

For D when you broke a wood :)
Now can u answer ?
@Golden__Bones