2. Candle observation

Classify the following changes into physical and chemical changes:
 
Changes observed Physical/Chemical change
Wax melts near the flame.
Heat and light are produced during burning.
Smoke (soot) is formed during burning.
The candle becomes shorter after burning for some time.
Login or Fast registration
Previous task
Exit to the topic
Next task
Copyright © 2026 YaClass Tech Private Limited Contacts Terms and Conditions Privacy Policy