1 00:00:06,267 --> 00:00:09,711 Matter can exist in various chemico-physical states. 2 00:00:09,711 --> 00:00:14,416 It can exist in a gaseous state, with no form or volume of its own. 3 00:00:14,416 --> 00:00:17,030 As the surrounding conditions change 4 00:00:17,030 --> 00:00:21,037 pressure increases, temperature decreases, the gaseous state becomes unstable. 5 00:00:21,038 --> 00:00:24,539 The first droplet of liquid forms 6 00:00:24,539 --> 00:00:28,288 inside which, little by little, solid matter appears... 7 00:00:28,289 --> 00:00:36,942 A perfect crystal, in which every atom occupies a position of equilibrium at a precise distance from all the others 8 00:00:36,942 --> 00:00:43,357 Energy is at its minimum and entropy, or disorder, is zero! 9 00:01:25,161 --> 00:01:28,245 CHAIN REACTIONS 10 00:01:28,245 --> 00:01:31,551 States of Aggregation. 11 00:02:28,544 --> 00:02:30,688 Hi, I was looking for... 12 00:02:34,169 --> 00:02:35,615 Thanks. 13 00:03:01,640 --> 00:03:03,155 Yes... 14 00:03:04,650 --> 00:03:06,144 Yes... 15 00:03:06,433 --> 00:03:09,462 Yes, yes, yes, go on... 16 00:03:09,824 --> 00:03:11,534 Yes, that's it... 17 00:03:12,461 --> 00:03:14,762 No, no, hang on, you were almost there... 18 00:03:14,762 --> 00:03:16,622 Try again, go on. 19 00:03:16,622 --> 00:03:18,524 A bit further... 20 00:03:18,866 --> 00:03:22,143 A bit further, hold it! 21 00:03:22,143 --> 00:03:23,710 A bit more... 22 00:03:23,710 --> 00:03:25,401 Go on, a bit further... 23 00:03:25,401 --> 00:03:27,173 Come on, come on, come on. 24 00:03:27,173 --> 00:03:29,479 Yes!!! You've got it! 25 00:03:31,823 --> 00:03:34,057 [speaking with thick Russian accent] At last, Silvia. 26 00:03:34,056 --> 00:03:37,315 If you not scaring nice aerial fitter, it would be more quickly, is sure. 27 00:03:37,316 --> 00:03:40,799 - Yes, maybe. But the picture's back now, isn't it? - Is sure is back! 28 00:03:40,799 --> 00:03:44,536 Satellite dish pointing direct to star of Gagarin! 29 00:03:45,555 --> 00:03:48,842 But why you change mind about flat screen? 30 00:03:48,842 --> 00:03:53,498 Well, I still think it's an unnecessary and even harmful object, but... 31 00:03:53,497 --> 00:03:57,110 - I'm not the only one in the house now, am I? - Bravo, Silvia. 32 00:03:57,110 --> 00:04:00,145 Your heart becoming great like courage of Pussy. 33 00:04:00,447 --> 00:04:01,646 Riot. 34 00:04:05,413 --> 00:04:06,700 What is it, Emma? 35 00:04:06,700 --> 00:04:08,513 I don't understand. 36 00:04:08,514 --> 00:04:10,140 - Just speak will you? - I understanding. 37 00:04:10,139 --> 00:04:12,015 Is social assistant. 38 00:04:12,015 --> 00:04:17,165 Not worry, little dumb girl. Nobody is can take you from here. We almost perfect family. 39 00:04:17,165 --> 00:04:19,492 Now also having flat screen! 40 00:04:25,595 --> 00:04:26,558 Alessia?? 41 00:04:26,557 --> 00:04:28,536 Alessia was here? 42 00:04:35,151 --> 00:04:36,632 Alessia! 43 00:04:47,074 --> 00:04:50,420 You have reached the voicemail of... 44 00:04:52,701 --> 00:04:57,453 Come on, Silvia. Is starting "Murder, She Wrote" on flat screen. 45 00:05:18,100 --> 00:05:19,173 Well... 46 00:05:19,173 --> 00:05:27,151 Chiara, are things going better at home, then? Are you getting on ok with Silvia? Is she looking after you? And how is Emma? 47 00:05:27,151 --> 00:05:30,437 Jeez, Auntie! You're like a pneumatic drill! 48 00:05:31,321 --> 00:05:32,767 A drill? 49 00:05:32,766 --> 00:05:35,132 Oh, you mean annoying. 50 00:05:35,809 --> 00:05:38,949 But I only want to know because I'm worried about you, that's all. 51 00:05:39,149 --> 00:05:42,768 Ok, I understand. But you can't keep checking up on people all the time. 52 00:05:42,767 --> 00:05:45,944 You're always poking your nose in a bit too much, if you don't mind me saying. 53 00:05:46,372 --> 00:05:49,331 No, carry on, be my guest. 54 00:05:50,281 --> 00:05:55,654 Maybe you're right, though. Sometimes I overdo it with the control freak bit. But anyway... 55 00:05:55,754 --> 00:06:01,016 How did you say things were going, you know, this story between Alessia and Silvia? 56 00:06:01,016 --> 00:06:03,721 I didn't say anything, actually. 57 00:06:03,721 --> 00:06:08,892 All right, they're sort of seeing each other on and off. But when it's on, Silvia acts all strange. 58 00:06:08,892 --> 00:06:10,863 If you ask me, I think she's in love. 59 00:06:11,259 --> 00:06:12,655 In love? 60 00:06:12,654 --> 00:06:14,130 You think so? 61 00:06:15,262 --> 00:06:18,757 Well, Alessia would certainly be a good catch. 62 00:06:19,300 --> 00:06:21,146 Pity... 63 00:06:21,146 --> 00:06:23,804 They can't get married, though. 64 00:06:24,257 --> 00:06:26,240 Wow, these are perfect, Auntie! Please, can we get these ones? 65 00:06:26,240 --> 00:06:31,830 Yes, yes, all right, we'll get them. But wouldn't a piano be better? 66 00:07:38,435 --> 00:07:40,152 Hi, Alessia. There you are at last! 67 00:07:40,153 --> 00:07:41,835 - Oh, it's you. - Yes. 68 00:07:41,834 --> 00:07:44,366 I thought you were too busy to find time for me. 69 00:07:44,790 --> 00:07:48,171 What do you mean? You're the one who's always busy around here. 70 00:07:48,172 --> 00:07:51,941 Well, I wouldn't say that, seeing you can't even manage to send me a simple text. 71 00:07:52,041 --> 00:07:53,941 Oh. Your message was really sweet. 72 00:07:54,040 --> 00:07:57,824 I tried to reply loads of times but every time I had to delete it because it didn't... 73 00:07:57,824 --> 00:08:00,524 it just never seemed good enough... for you. 74 00:08:01,619 --> 00:08:05,002 You know, you didn't seem so insecure, at your house... 75 00:08:05,002 --> 00:08:07,526 With the person who was with you on the sofa. 76 00:08:08,521 --> 00:08:09,390 At my house? 77 00:08:09,389 --> 00:08:10,110 Yes. 78 00:08:10,110 --> 00:08:11,456 On the sofa? 79 00:08:12,245 --> 00:08:14,033 What person do you mean, Alessia? What are you on about? 80 00:08:14,132 --> 00:08:15,637 I don't know who it was 81 00:08:16,238 --> 00:08:20,738 and frankly I don't want to know either. But you were quite obviously having a great time. 82 00:08:21,038 --> 00:08:23,415 You were bringing the roof down. 83 00:08:23,516 --> 00:08:24,781 - Bringing the roof down? - Yes. 84 00:08:24,781 --> 00:08:27,057 Alessia, look, I swear I... 85 00:08:28,211 --> 00:08:29,730 Hey no! 86 00:08:30,382 --> 00:08:32,101 Come on, what did you think it was? 87 00:08:32,403 --> 00:08:37,302 I was explaining to Olga how to set up the satellite dish, for the new TV I bought for the girls. Hey, come on, Alessia! 88 00:08:37,601 --> 00:08:40,283 - Oh, you mean you were with Olga? - Yes! 89 00:08:41,658 --> 00:08:43,659 I thought you were... 90 00:08:43,659 --> 00:08:46,403 Well, you know what I thought. 91 00:08:46,895 --> 00:08:49,956 You see? It's all cleared up now, isn't it. 92 00:08:51,433 --> 00:08:53,172 - So, can I come in? - No... 93 00:08:53,403 --> 00:08:55,522 Silvia, perhaps it's better if you don't. 94 00:08:55,789 --> 00:08:59,565 Perhaps I shouldn't have even sent you that text. 95 00:09:02,046 --> 00:09:03,758 Are you sure? 96 00:09:06,976 --> 00:09:08,332 Yes. 97 00:09:09,815 --> 00:09:11,868 I'm sure. 98 00:10:17,080 --> 00:10:18,354 No. 99 00:10:18,793 --> 00:10:20,884 I'm not sure. 100 00:10:27,865 --> 00:10:29,457 I am. 101 00:11:14,070 --> 00:11:19,557 There are certain basic requirements of any child. 102 00:11:19,557 --> 00:11:24,353 Food, clothing, shelter, love. 103 00:11:24,352 --> 00:11:28,783 So, what makes any child different? 104 00:11:28,783 --> 00:11:41,013 If there is any lesson we must teach our children, is that difference is a creative force for change. 105 00:11:49,138 --> 00:11:50,936 What are you thinking? 106 00:11:51,899 --> 00:11:53,766 Nothing. 107 00:11:53,767 --> 00:11:55,129 And you? 108 00:11:55,864 --> 00:11:57,903 I'm thinking about the carbon atom. 109 00:11:58,626 --> 00:12:00,211 The carbon atom? 110 00:12:00,211 --> 00:12:02,116 - Yes - Why? 111 00:12:02,273 --> 00:12:09,463 Because without carbon, none of all this would exist. 112 00:12:45,063 --> 00:12:47,264 Six months later. 113 00:14:26,972 --> 00:14:28,673 Mum... 114 00:14:44,517 --> 00:14:48,568 In a few years' time, when I happen to look back on all this, perhaps... 115 00:14:48,769 --> 00:14:54,068 Perhaps I'll know what to say or I'll know that often there just aren't the words. 116 00:14:55,162 --> 00:14:59,841 I'll know how to forget, but certain things will remain with me always. 117 00:15:00,374 --> 00:15:04,939 I'll know how to set out on my travels, and find the road back home again. 118 00:15:05,039 --> 00:15:12,000 And above all I'll know that love has many forms, including that of absence.