1 00:00:01,267 --> 00:00:06,000 What I want to do in this video is show you a very cool video, then pose a question. 2 00:00:06,000 --> 00:00:08,667 But I want to make sure that everything is up and up, 3 00:00:08,667 --> 00:00:10,867 in terms of the copyright laws. 4 00:00:10,867 --> 00:00:14,000 So the video I want to show you is from the show called the fifth gear, 5 00:00:14,000 --> 00:00:18,000 that appears on channel 5, I believe in the United Kingdom. 6 00:00:18,000 --> 00:00:21,667 I think I'm okay on good copyright grounds to claim 7 00:00:21,667 --> 00:00:23,159 fair use here, because 8 00:00:23,159 --> 00:00:26,164 obviously the point of this is I'm going to ask a math question 9 00:00:26,164 --> 00:00:28,185 about the vide were going to see 10 00:00:28,185 --> 00:00:28,685 and so fair use 11 00:00:28,685 --> 00:00:29,185 laws 12 00:00:29,185 --> 00:00:31,108 the purpose and character of use 13 00:00:31,108 --> 00:00:34,708 including whether such a commercial nature or non profit educational 14 00:00:34,708 --> 00:00:36,933 purposes we're definitely the later 15 00:00:36,933 --> 00:00:39,067 non profit educational purposes 16 00:00:39,067 --> 00:00:40,533 we are actually 17 00:00:40,533 --> 00:00:43,667 we aren't trying to in any way replace the work being used 18 00:00:43,667 --> 00:00:47,133 I'm just going to show a little snippet of it 19 00:00:47,133 --> 00:00:49,836 so we can use it as the basis for a problem 20 00:00:49,836 --> 00:00:52,533 this is kinda the meat of fair use law 21 00:00:52,533 --> 00:00:56,200 the viewer may fairly cite from the original work if it is 22 00:00:56,200 --> 00:01:00,200 design if his design be really and truly to use the passages 23 00:01:00,200 --> 00:01:02,600 for the purposes for fair and reasonable criticism 24 00:01:02,600 --> 00:01:03,708 in this case 25 00:01:03,708 --> 00:01:06,867 it's fair and reasonable math problem or physics problem 26 00:01:06,867 --> 00:01:12,267 on the other hand it is as clear he thus cites the most important parts of the work. with the view not to criticize 27 00:01:12,267 --> 00:01:14,933 but to supercede the 28 00:01:14,933 --> 00:01:16,733 the use of the original work and substitute 29 00:01:16,733 --> 00:01:18,333 the review for it 30 00:01:18,333 --> 00:01:21,667 such a use will be deemed in law a piracy 31 00:01:21,667 --> 00:01:26,333 so in no way do I want to supersede it. You should go look it up, go watch the show. 32 00:01:26,333 --> 00:01:27,933 this is not good enough 33 00:01:27,933 --> 00:01:29,667 I don't even have the sound on 34 00:01:29,667 --> 00:01:31,600 it's going to be a small window over here 35 00:01:31,600 --> 00:01:32,400 where I'm just going to show this 36 00:01:32,400 --> 00:01:33,533 really really 37 00:01:33,533 --> 00:01:36,267 the part where they actually do a loop 38 00:01:36,267 --> 00:01:37,067 de loop. 39 00:01:37,067 --> 00:01:39,200 now with that out of the way 40 00:01:39,200 --> 00:01:40,733 this is where you can find more about fifth gear 41 00:01:40,733 --> 00:01:43,533 which is on channel 5 42 00:01:43,533 --> 00:01:46,067 so now let me show you the video 43 00:01:46,067 --> 00:01:49,600 I'm going to have the sound down and so this is the video over here 44 00:01:49,600 --> 00:01:51,800 this is a pretty neat video 45 00:01:51,800 --> 00:01:55,067 this guy is going to try to do a loop de loop and he's actually going to succeed 46 00:01:55,067 --> 00:01:56,533 at doing the loop de loop 47 00:01:56,533 --> 00:01:59,200 and what I want you to do, the question I want to pose 48 00:01:59,200 --> 00:02:00,933 is look at this video 49 00:02:00,933 --> 00:02:03,467 and get a stop watch out 50 00:02:03,467 --> 00:02:05,733 or whatever else you need out a ruler whatever else you might need to do 51 00:02:05,733 --> 00:02:07,200 and try to figure out what 52 00:02:07,200 --> 00:02:10,067 we're going to try to figure out two things 53 00:02:10,067 --> 00:02:12,200 we're going to find out the minimum velocity the car needs to do the 54 00:02:12,200 --> 00:02:13,467 loop de loop 55 00:02:13,467 --> 00:02:15,667 and we're also going to try to figure out what his actual velocity was 56 00:02:15,667 --> 00:02:19,133 over the course of the loop de loop 57 00:02:19,133 --> 00:02:21,333 so let's actually just watch this video 58 00:02:21,333 --> 00:02:22,267 so there he goes 59 00:02:22,267 --> 00:02:23,333 he's starting 60 00:02:23,333 --> 00:02:24,267 he's accelerating 61 00:02:24,267 --> 00:02:25,000 it looks like he's 62 00:02:25,000 --> 00:02:25,600 just crossed 63 00:02:25,600 --> 00:02:28,867 he's pushing almost forty miles an hour 64 00:02:28,867 --> 00:02:31,200 at least I'm assuming that's miles per hour 65 00:02:31,200 --> 00:02:32,533 this is a British show 66 00:02:32,533 --> 00:02:34,133 and then he 67 00:02:34,133 --> 00:02:35,667 hits 68 00:02:35,667 --> 00:02:38,867 the loop de loop 69 00:02:38,867 --> 00:02:40,400 and then he finishes it 70 00:02:40,400 --> 00:02:41,800 and he's done 71 00:02:41,800 --> 00:02:44,000 so let's think about for the next video 72 00:02:44,000 --> 00:02:46,533 let's think about if we can figure out what the minimum 73 00:02:46,533 --> 00:02:51,733 what the minimum velocity or i should say the magnitude of the velocity 74 00:02:51,733 --> 00:02:53,267 or the speed had to be 75 00:02:53,267 --> 00:02:53,767 to actually 76 00:02:53,767 --> 00:02:57,533 complete the loop right over here and then we can actually get a stopwatch later on to 77 00:02:57,533 --> 00:00:00,000 see what his actall velocity was