Changes in Matter - Chemical Reactions ... They're Everywhere!
Some chemical changes are more noticeable than others. Perhaps you enjoy going to watch the fireworks at holidays. These large explosions are examples of chemical changes.
Now let's look at some other things. Determine which of these are examples of chemical reactions. After you have chosen an answer for each one, highlight the box below to see if you are correct.
2. Yes - chemical change
3. Yes - chemical change
4. No chemical change here
5. Yes - chemical change
6. Yes - chemical change
7. Yes - chemical change (remember the motor is burning fuel)
8. No chemical change here
9. Yes, chemical change (remember the motor is burning fuel)
Don't you think it is interesting how often chemical reactions are happening in the world around us?