Published DatePosted 4/20/23 8:00 PM
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Experiment: How are plants cooled? Necessary materials and measuring instruments: - three twigs of a linden or birch tree - three glass jars - oil - a thermometer Work methods: Pick three twigs from the birch tree that differ in the number of leaves. Let one twig be without leaves, on one to have 3-5 leaves, and on the third 10 - 15 leaves. Make sure that the selected twigs have been at...