1 00:00:00,000 --> 00:00:01,440 Xin chào. 2 00:00:01,440 --> 00:00:03,950 Hôm nay chúng ta sẽ học thêm về động lượng. 3 00:00:03,950 --> 00:00:07,060 Với bài tập đầu tiên, một người trượt băng 4 00:00:07,060 --> 00:00:08,630 đang ở trên một đường băng. 5 00:00:08,630 --> 00:00:10,360 Cô ấy đang cầm một quả bóng. 6 00:00:10,360 --> 00:00:14,740 Qủa bóng này-- tôi sẽ vẽ nó-- nặng 7 00:00:14,740 --> 00:00:15,990 0,15 kg. 8 00:00:18,610 --> 00:00:20,580 Cô ấy ném nó. 9 00:00:20,580 --> 00:00:23,640 Đề bài cho cô ấy ném nó 10 00:00:23,640 --> 00:00:25,200 11 00:00:25,200 --> 00:00:27,230 12 00:00:27,230 --> 00:00:32,790 13 00:00:32,790 --> 00:00:35,075 14 00:00:35,075 --> 00:00:38,490 15 00:00:38,490 --> 00:00:41,510 16 00:00:41,510 --> 00:00:44,280 17 00:00:44,280 --> 00:00:48,000 18 00:00:48,000 --> 00:00:51,200 19 00:00:51,200 --> 00:00:58,160 20 00:00:58,160 --> 00:01:03,160 21 00:01:03,160 --> 00:01:08,560 22 00:01:08,560 --> 00:01:17,520 23 00:01:17,520 --> 00:01:20,130 24 00:01:20,130 --> 00:01:22,990 25 00:01:22,990 --> 00:01:25,000 26 00:01:25,000 --> 00:01:28,930 27 00:01:28,930 --> 00:01:30,230 28 00:01:30,230 --> 00:01:33,060 29 00:01:33,060 --> 00:01:36,340 30 00:01:36,340 --> 00:01:39,600 31 00:01:39,600 --> 00:01:42,250 32 00:01:42,250 --> 00:01:44,830 33 00:01:44,830 --> 00:01:45,900 34 00:01:45,900 --> 00:01:48,270 35 00:01:48,270 --> 00:01:51,020 36 00:01:51,020 --> 00:01:54,940 37 00:01:54,940 --> 00:01:55,780 38 00:01:55,780 --> 00:01:57,250 39 00:01:57,250 --> 00:01:58,960 40 00:01:58,960 --> 00:02:02,410 41 00:02:02,410 --> 00:02:05,760 42 00:02:05,760 --> 00:02:08,289 43 00:02:08,289 --> 00:02:09,690 44 00:02:09,690 --> 00:02:11,730 45 00:02:11,730 --> 00:02:18,060 46 00:02:18,060 --> 00:02:22,110 47 00:02:22,110 --> 00:02:23,810 48 00:02:23,810 --> 00:02:29,800 49 00:02:29,800 --> 00:02:34,060 50 00:02:34,060 --> 00:02:37,430 51 00:02:37,430 --> 00:02:41,560 52 00:02:41,560 --> 00:02:42,880 53 00:02:42,880 --> 00:02:44,030 54 00:02:44,030 --> 00:02:47,730 55 00:02:47,730 --> 00:02:58,040 56 00:02:58,040 --> 00:02:59,710 57 00:02:59,710 --> 00:03:01,930 58 00:03:01,930 --> 00:03:05,060 59 00:03:05,060 --> 00:03:08,930 60 00:03:08,930 --> 00:03:10,020 61 00:03:10,020 --> 00:03:12,060 62 00:03:12,060 --> 00:03:14,440 63 00:03:14,440 --> 00:03:21,550 64 00:03:21,550 --> 00:03:25,330 65 00:03:25,330 --> 00:03:28,180 66 00:03:28,180 --> 00:03:29,040 67 00:03:29,040 --> 00:03:31,410 68 00:03:31,410 --> 00:03:34,890 69 00:03:37,910 --> 00:03:40,640 70 00:03:40,640 --> 00:03:50,780 71 00:03:50,780 --> 00:03:56,260 72 00:03:56,260 --> 00:04:02,350 73 00:04:02,350 --> 00:04:04,550 74 00:04:04,550 --> 00:04:05,930 75 00:04:05,930 --> 00:04:10,000 76 00:04:10,000 --> 00:04:18,200 77 00:04:18,200 --> 00:04:20,279 78 00:04:20,279 --> 00:04:23,480 79 00:04:23,480 --> 00:04:25,380 80 00:04:25,380 --> 00:04:29,480 81 00:04:29,480 --> 00:04:32,660 82 00:04:32,660 --> 00:04:35,960 83 00:04:35,960 --> 00:04:39,230 84 00:04:39,230 --> 00:04:41,480 85 00:04:41,480 --> 00:04:43,780 86 00:04:43,780 --> 00:04:48,380 87 00:04:48,380 --> 00:04:49,695 88 00:04:49,695 --> 00:04:50,725 89 00:04:50,725 --> 00:05:01,520 90 00:05:01,520 --> 00:05:05,370 91 00:05:05,370 --> 00:05:15,520 92 00:05:15,520 --> 00:05:16,270 93 00:05:16,270 --> 00:05:20,370 94 00:05:20,370 --> 00:05:24,670 95 00:05:24,670 --> 00:05:28,440 96 00:05:28,440 --> 00:05:30,530 97 00:05:30,530 --> 00:05:31,740 98 00:05:31,740 --> 00:05:34,350 99 00:05:34,350 --> 00:05:35,790 100 00:05:35,790 --> 00:05:40,120 101 00:05:40,120 --> 00:05:44,500 102 00:05:44,500 --> 00:05:47,740 103 00:05:47,740 --> 00:05:51,550 104 00:05:51,550 --> 00:05:54,600 105 00:05:54,600 --> 00:05:56,760 106 00:05:56,760 --> 00:05:58,515 107 00:05:58,515 --> 00:05:59,765