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physics-demonstration
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7 2 days ago 3:01#blackhole#astrophysics#physics#demonstration#viralspeechforstudents#viral
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13671 12 hours ago 1:54top 5 physics demonstration in engineering|part 1#physics #experiment #demonstration
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13 years ago
1896 13 years ago 4:06The art of physics demonstrations
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9 years ago
55689264 9 years ago 3:19When a physics teacher knows his stuff !!