E-twinning programm “I’m trying, exploring,discovering”
Water experiments
3rd week : Sink or float to water and salted water ?
2o Nipiagogeio Komotinis
Do these materials sink or float to water ? What does it happen to salted
water?
First we made assumptions, wrote them in a paper and then did the experiment
Then we added a coin to water
Conclusion 1. Coin is sinking to water
Conclusion 2. Paperclip is sinking to water
Conclusion 3. The empty plastic bottle is floating to water.
Conclusion 4. Cork is floating to water
Conclusion 5. Wood is sinking to water
We drew in a table what happened.
What did happen when we throw the above materials to salted water?
The wood is floating now