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?
Medientyp:
Text (94,4 kByte)
Letzte Aktualisierung:
14.03.2018
Lizenz:
Dieses Medium steht unter einer CC BY-SA 4.0 international Lizenz.
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Dieses Medium steht unter einer CC BY-SA 4.0 international Lizenz.
Was bedeutet das?
So verweisen Sie auf das Medium
Medienpaket:
Beschreibung:
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).”
Dazugehörige Medien:
Fizzy water (hints for printing) (Text)
Fizzy water (interactive hints) (Interaktiv)
Fizzy water (teacher information) (Text)
Fizzy water (video) (Video)
Fizzy water (interactive hints) (Interaktiv)
Fizzy water (teacher information) (Text)
Fizzy water (video) (Video)
Lernobjekttyp:
Worksheet (printable)
Fächer:
Chemistry; Physics
Klassenstufen:
Grade 5 to 6; Grade 7 to 9; Grade 10 to 13
Schultypen:
Middle/high school
Stichworte:
Gas; Solution
Bibliographie:
Siemens Stiftung Media Portal
Urheber/Produzent:
Dr. Lutz Stäudel and MediaHouse GmbH
Rechteinhaber:
© Siemens Stiftung 2017