Which of the following is not a physical change?

a. freezing ice

b. molding clay

c. filtering a mixture

d. cooking a steak

Between b and d is my answer

Easy bruh

Answer:

D. Cooking a steak

Explanation:

You see, cooking a steak is a chemical change. When you cook a steak on a grill lets say, chemical reactions take place which are irreversible. In other words, you can melt ice, you can mold the clay bcak to its original form, you can make a mixture dirty again, but you can't make a cooked stake raw again.