⚗️
Signs of a Chemical Reaction
Learn the clues that a new substance has formed in a chemical change, like gas, heat or colour change.
⏱ 18 min❓ 7 questions
What you'll be able to do
- ✔I know a chemical change makes a new substance
- ✔I can name signs of a chemical reaction
- ✔I can tell chemical change from physical change
Curriculum: AC9S6U02