1 00:00:00,000 --> 00:00:07,680 Subtitlesized by 2 00:00:07,680 --> 00:00:25,900 All 3 00:00:25,900 --> 00:00:55,880 Thank you. 4 00:00:55,900 --> 00:01:16,520 Can you lift it out? 5 00:01:17,420 --> 00:01:17,900 Make it horizontal. 6 00:01:18,020 --> 00:01:18,240 Hold it. 7 00:01:18,320 --> 00:01:18,520 Hold it. 8 00:01:18,900 --> 00:01:19,280 Come on. 9 00:01:19,340 --> 00:01:19,740 Just try to... 10 00:01:19,740 --> 00:01:21,000 I want you to hold it out horizontal. 11 00:01:21,900 --> 00:01:22,360 See if you can. 12 00:01:22,540 --> 00:01:22,840 Hold it. 13 00:01:22,860 --> 00:01:23,100 Hold it. 14 00:01:23,320 --> 00:01:24,160 Come on. 15 00:01:24,160 --> 00:01:30,720 What I'm going to do is I'm going to spin this up to a few thousand RPM, and then I'm 16 00:01:30,720 --> 00:01:34,720 going to attempt just that, to hold it from one end and have it out horizontally. 17 00:01:35,520 --> 00:01:40,020 Five, four, three, two, one. 18 00:01:40,580 --> 00:01:40,800 Boom. 19 00:01:42,780 --> 00:01:44,300 I'm going to let go of my left hand. 20 00:01:44,880 --> 00:01:48,140 What you'll see is that the shaft remains horizontal. 21 00:01:48,720 --> 00:01:50,080 You can see it going around there. 22 00:01:50,080 --> 00:01:52,800 It almost looks as though the wheel is weightless. 23 00:01:53,080 --> 00:01:53,980 How does this work? 24 00:01:54,300 --> 00:01:58,300 Well, instead of pulling the wheel down to the ground as you'd expect, the weight of the 25 00:01:58,300 --> 00:02:01,080 wheel creates a torque which pushes it around in a circle. 26 00:02:01,560 --> 00:02:02,120 Here we go. 27 00:02:02,200 --> 00:02:03,820 Three, two, one. 28 00:02:08,120 --> 00:02:08,640 Beautiful. 29 00:02:08,640 --> 00:02:09,840 Let's go again. 30 00:02:09,840 --> 00:02:12,540 In three, two, one. 31 00:02:17,220 --> 00:02:17,900 Nice. 32 00:02:18,160 --> 00:02:18,660 Nice. 33 00:02:18,780 --> 00:02:20,660 Three, two, one. 34 00:02:23,340 --> 00:02:26,940 It feels incredibly, incredibly light as I do that. 35 00:02:26,940 --> 00:02:42,720 There is. 36 00:02:43,680 --> 00:02:45,040 Three, two, one. 37 00:02:45,040 --> 00:03:15,020 Thank you. 38 00:03:15,040 --> 00:03:45,020 Thank you. 39 00:03:45,040 --> 00:04:15,020 Thank you. 40 00:04:15,040 --> 00:04:45,020 Thank you. 41 00:04:45,040 --> 00:05:15,020 Thank you. 42 00:05:15,040 --> 00:05:45,020 Thank you. 43 00:05:45,040 --> 00:06:15,020 Thank you. 44 00:06:15,020 --> 00:06:17,020 Thank you. 45 00:06:45,020 --> 00:06:46,440 Where anything is possible.