Balloon on the Bottle - Experiment
Once you drink the contents of a bottle, it has nothing left inside. Or does it? What happens if you hold a bottle under the hot water tap?
- sturdy plastic bottle
- hot water tap
- 10 minutes
Step by step
- Step 1. make sure the cap is not on the bottle
- Step 2. blow some air into the balloon
- Step 3. let the air back out of the balloon
- Step 4. put the balloon over the opening of the bottle
- Question 1. What do you think will happen when you put the bottle under the hot water tap?
- Step 5. hold the bottle by the top
- Step 6. tilt the bottle and hold it under the hot water tap
- Question 2. What happened?
- Question 3. How do you think it happened?