Mixed


Hubbleteleskopet

4
Average: 4 (1 vote)
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En stjärnas livscykel

3
Average: 3 (1 vote)
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Kalendern

2
Average: 2 (1 vote)
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Newton’s mistake or how to calculate the speed of light in water

4.6
Average: 4.6 (5 votes)
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Движение на заредени частици

4.42857
Average: 4.4 (7 votes)
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Ефект на Доплер

4.6
Average: 4.6 (5 votes)
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Astronomical perpetual machine

4
Average: 4 (3 votes)
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Robotteknik

2.5
Average: 2.5 (2 votes)
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Blinkar stjärnorna

2
Average: 2 (1 vote)
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Månen - en introduktion

3.5
Average: 3.5 (2 votes)
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