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How long does a coronavirus stay on something?: Video with questions
These interactive exercises start with a short video from the University of Flanders (with Marc Van Ranst). In the subsequent multiple-choice exercises, sleep exercise and open questions, you answer questions about the prevention of contact …
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Interactive exercise (8)Organisation, company, NPO -
Fossils 1: Concepts
Paleontology exercise: fossils, introductory concepts.
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Interactive exerciseOther function -
Human environment: The map (1)
Exercise on using a map: from landscape to map.
Explanation and interpretation of aerial photographs, symbols, geographical maps and road maps.
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Interactive exerciseOther function