normal force

11:51

18:48

3:58

7:18

16:00

12:39

2:47:19

2:38

10:37

11:49

1:22

7:34

30:43

38:23

51:15

7:37

21:02

1:04:54

24:49

30:59

4:11

13:43

11:24

22:07

54:21

2:40

6:12

14:10

6:18

5:14

8:03

5:42

2:58

14:56

7:16

5:44

13:05

6:29

15:41

7:46

8:46

5:40

9:55

1:03

7:30

3:34

19:59

4:30

5:29

6:46

7:21

5:12

9:56

3:13

4:44

6:15

17:30

15:14

6:04

8:00