Water 1: Do all substances dissolve in water? (student instructions) © Siemens Stiftung 2016 CC BY-SA 4.0 international

Water 1: Do all substances dissolve in water? (student instructions)

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Experimentation instructions for students in grades 5, 6, and 7:
Detailed instructions and questions for students on conducting the first subexperiment on water quality.

Englisch, Spanisch, Deutsch
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12.08.2016
The students will investigate the solubility of clay, salt, silica sand, dish detergent, and cooking oil in water and record their guesses and observations in tables.

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.
Experiment
Chemistry; Physics
Grade 5 to 6
Middle/high school
Drinking water; Water pollution; Water treatment
Siemens Stiftung Media Portal
Michael Knieb, Alexander Ruß for the Siemens Stiftung
© Siemens Stiftung 2016
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