Which is an example of a chemical change?
A B C D
sand separated from water by filtering water evaporating from a puddle a rock being eroded by wind a nail rusting in water
Question: Which is an example of a chemical change?
(A) sand separated from water by filtering
(B) water evaporating from a puddle
(C) a rock being eroded by wind
(D) a nail rusting in water

Answer: (D) a nail rusting in water
Answer: (A) sand separated from water by filtering
Question: Which is an example of a chemical change?
(A) sand separated from water by filtering
(B) water evaporating from a puddle
(C) a rock being eroded by wind
(D) a nail rusting in water
Answer: (D) a nail rusting in water