Physical and chemical change
Across
- 2. melting of ice
- 4. sublimable substance
- 7. method to prevent rusting
- 8. cooking of food
- 9. reddish brown layer on iron
- 10. dissolving of solid in liquid
Down
- 1. burning of fuels
- 3. gas to liquid
- 5. bursting crackers
- 6. germination of seed