9 сынып Фотоэффект құбылысы
10 months ago 00:24:46 1
11 months ago 00:30:34 1
11 months ago 00:02:08 1
11 months ago 00:08:41 1
1 year ago 00:20:31 1
1 year ago 00:08:51 1
1 year ago 00:21:02 1
1 year ago 00:05:35 1
1 year ago 00:19:40 1
1 year ago 00:08:06 1
1 year ago 00:18:12 1
1 year ago 00:15:16 1
1 year ago 00:16:02 1
1 year ago 00:00:15 1
1 year ago 00:07:55 1
1 year ago 00:02:23 2
1 year ago 00:06:06 1
1 year ago 00:01:27 1
2 years ago 00:04:01 1
2 years ago 00:10:19 2
2 years ago 00:02:08 1
2 years ago 00:01:05 1
2 years ago 00:05:58 1
2 years ago 00:04:24 1
