Physics · Forces and motion
CrossoverA train begins a journey from a station and travels 60km in a time of 20 minutes. What is the average speed of the train?
Choose an answer — or press 1234
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Physics · Forces and motion
CrossoverA train begins a journey from a station and travels 60km in a time of 20 minutes. What is the average speed of the train?
Choose an answer — or press 1234