Fizzy water (task)
Text
Worksheet:
Why does water spray out of a bottle of sparkling mineral water that has been shaken before it is opened? And why does sparkling mineral water in a glass bubble more vigorously if you add some salt to it?
Type of media:
Text (94.4 kByte)
Last update:
2018-03-14
License:
This medium is made available under a CC BY-SA 4.0 international license.
What does this mean?
How to reference this medium
This medium is made available under a CC BY-SA 4.0 international license.
What does this mean?
How to reference this medium
Media package:
Description:
Based on experience gained during experiments, the students should find out what causes many bubbles to quickly form in the sparkling mineral water when the bottle is shaken or when salt is added. They should verify their guesses based on the experiments and write down the reasons.
Incremental hints for answering this task are available under “Fizzy water (hints for printing)” or “Fizzy water (interactive hints)” on the media portal of the Siemens Stiftung. The worksheet includes QR codes for using the interactive hints online and viewing the solution.
Explanations of the experiment for the teacher are found in “Fizzy water (teacher information).”
Incremental hints for answering this task are available under “Fizzy water (hints for printing)” or “Fizzy water (interactive hints)” on the media portal of the Siemens Stiftung. The worksheet includes QR codes for using the interactive hints online and viewing the solution.
Explanations of the experiment for the teacher are found in “Fizzy water (teacher information).”
Related media:
Fizzy water (hints for printing) (Text)
Fizzy water (interactive hints) (Interactive)
Fizzy water (teacher information) (Text)
Fizzy water (video) (Video)
Fizzy water (interactive hints) (Interactive)
Fizzy water (teacher information) (Text)
Fizzy water (video) (Video)
Learning resource type:
Worksheet (printable)
Subjects:
Chemistry; Physics
Grade levels:
Grade 5 to 6; Grade 7 to 9; Grade 10 to 13
School types:
Middle/high school
Keywords:
Gas; Solution
Bibliography:
Siemens Stiftung Media Portal
Author:
Dr. Lutz Stäudel and MediaHouse GmbH
Rights holder:
© Siemens Stiftung 2017