Question

10. Chemical changes result in new substances, but physical changes do not. Which process is an example of

a chemical change?
A. chopping a tree
B. cooking a steak
C. heating a cup of tea
D. drying clothes in the dryer

Answer 1

Answer: cooking a steak

Explanation: Cooking a steak actually changes the chemical structure of the steak. This is not the case for the other answers as the source material still holds the same properties