Water 4: Detect invisible substances in water 2 (student instructions)
Text
Experimentation instructions for students in grades 5, 6, and 7:
Detailed instructions and questions for students on conducting the fourth subexperiment on water quality. The presence of dissolved substances is verified via electrical conductivity.
Medientyp:
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Letzte Aktualisierung:
12.08.2016
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
Beschreibung:
The students will investigate the conductivity of pure water as well as of water with citric acid and water with washing soda.
The instructions first include a photo and a list of the required apparatus and materials. Text and pictures explain the preparations for the experiment step by step. Then several assignments are presented: The students should express their guesses, conduct the experiment, and note down their observations.
Information and ideas:
• Observe the safety information in these instructions as well as in the teacher information related to the experiment and discuss them with your students.
• Also observe the applicable safety guidelines for your school.
The instructions first include a photo and a list of the required apparatus and materials. Text and pictures explain the preparations for the experiment step by step. Then several assignments are presented: The students should express their guesses, conduct the experiment, and note down their observations.
Information and ideas:
• Observe the safety information in these instructions as well as in the teacher information related to the experiment and discuss them with your students.
• Also observe the applicable safety guidelines for your school.
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Lernobjekttyp:
Experiment
Fächer:
Chemistry; Physics
Klassenstufen:
Grade 5 to 6
Schultypen:
Middle/high school
Stichworte:
Drinking water; Electrical circuit; Water pollution; Water treatment
Bibliographie:
Siemens Stiftung Media Portal
Urheber/Produzent:
Michael Knieb, Alexander Ruß for the Siemens Stiftung
Rechteinhaber:
© Siemens Stiftung 2016