Multiple choice

Which of the following is an example of a chemical change?

  1. Melting of ice

  2. Breaking a glass

  3. Burning of wood

  4. Crushing a can

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Burning wood is a chemical change because it involves a reaction with oxygen to form new substances like ash and carbon dioxide. Melting, breaking, and crushing are physical changes.