How many stars ...?

How many stars ...?
Original hosted in "Cosmos", contributed by Social Updater on 19/03/2015
Tags: Lichtverschmutzung, Light pollution, Nachthimmel, Night Sky, Beleuchtung, Lighting
Rating: -/5
Views: 29
Resource type: Educational Object
Languages: English
Target age group: 9-12
Copyright: Yes
Cost: Use is free of charge


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