Metres per second (m/s) may seem inconspicuous, but it plays a critical role in understanding speed and velocity in scientific contexts. The unit underpins numerous fundamental concepts in physics and engineering, such as calculating the speed of sound at approximately 343 m/s in air at room temperature. This speed metric is also central to space exploration, where spacecraft velocity is often measured in meters per second to ensure precision in navigation and successful missions.
Beyond Earth, Jupiter’s moon, Io, erupts volcanic plumes that reach speeds of over 1,000 m/s, showcasing this unit’s application in celestial phenomena. Transitioning to daily life, elite athletes can clock speeds around 10 m/s during sprints, a testament to human capability. By providing a consistent metric, meters per second serves as a universal bridge across varied disciplines and contexts.
Foot per second (ft/s) is a unit commonly used to measure velocity, particularly in the United States. It’s fascinating to note that this unit offers a unique perspective on speed, especially when compared to more universal units like meters per second. For instance, the speed of sound travels at approximately 1,125 feet per second, illustrating just how fast sound waves can move. Moreover, this unit is an essential part of the British Imperial and U.S. customary systems, embodying the historical evolution of measurement standards.
Interestingly, foot per second was also a critical measure in ancient construction and engineering, where precision in the rate of stone placement or water flow impacted architectural marvels. Today, it’s frequently applied in sports science to analyze athletic performances, such as a sprinter’s burst off the starting blocks or the flight speed of a baseball pitcher’s throw. This unit continues to bridge past engineering feats with modern technological applications, providing a unique linkage of history and contemporary science.
| Metres per second | Feet per second |
|---|---|
0
m/s
|
0
ft/s
|
1
m/s
|
3.28084
ft/s
|
2
m/s
|
6.56168
ft/s
|
3
m/s
|
9.84252
ft/s
|
4
m/s
|
13.12336
ft/s
|
5
m/s
|
16.4042
ft/s
|
6
m/s
|
19.68504
ft/s
|
7
m/s
|
22.96589
ft/s
|
8
m/s
|
26.24673
ft/s
|
9
m/s
|
29.52757
ft/s
|
10
m/s
|
32.80841
ft/s
|
11
m/s
|
36.08925
ft/s
|
12
m/s
|
39.37009
ft/s
|
13
m/s
|
42.65093
ft/s
|
14
m/s
|
45.93177
ft/s
|
15
m/s
|
49.21261
ft/s
|
16
m/s
|
52.49345
ft/s
|
17
m/s
|
55.77429
ft/s
|
18
m/s
|
59.05513
ft/s
|
19
m/s
|
62.33597
ft/s
|
20
m/s
|
65.61682
ft/s
|
21
m/s
|
68.89766
ft/s
|
22
m/s
|
72.1785
ft/s
|
23
m/s
|
75.45934
ft/s
|
24
m/s
|
78.74018
ft/s
|
25
m/s
|
82.02102
ft/s
|
26
m/s
|
85.30186
ft/s
|
27
m/s
|
88.5827
ft/s
|
28
m/s
|
91.86354
ft/s
|
29
m/s
|
95.14438
ft/s
|
30
m/s
|
98.42522
ft/s
|
31
m/s
|
101.70606
ft/s
|
32
m/s
|
104.9869
ft/s
|
33
m/s
|
108.26775
ft/s
|
34
m/s
|
111.54859
ft/s
|
35
m/s
|
114.82943
ft/s
|
36
m/s
|
118.11027
ft/s
|
37
m/s
|
121.39111
ft/s
|
38
m/s
|
124.67195
ft/s
|
39
m/s
|
127.95279
ft/s
|
40
m/s
|
131.23363
ft/s
|
41
m/s
|
134.51447
ft/s
|
42
m/s
|
137.79531
ft/s
|
43
m/s
|
141.07615
ft/s
|
44
m/s
|
144.35699
ft/s
|
45
m/s
|
147.63783
ft/s
|
46
m/s
|
150.91868
ft/s
|
47
m/s
|
154.19952
ft/s
|
48
m/s
|
157.48036
ft/s
|
49
m/s
|
160.7612
ft/s
|
50
m/s
|
164.04204
ft/s
|
51
m/s
|
167.32288
ft/s
|
52
m/s
|
170.60372
ft/s
|
53
m/s
|
173.88456
ft/s
|
54
m/s
|
177.1654
ft/s
|
55
m/s
|
180.44624
ft/s
|
56
m/s
|
183.72708
ft/s
|
57
m/s
|
187.00792
ft/s
|
58
m/s
|
190.28876
ft/s
|
59
m/s
|
193.56961
ft/s
|
60
m/s
|
196.85045
ft/s
|
61
m/s
|
200.13129
ft/s
|
62
m/s
|
203.41213
ft/s
|
63
m/s
|
206.69297
ft/s
|
64
m/s
|
209.97381
ft/s
|
65
m/s
|
213.25465
ft/s
|
66
m/s
|
216.53549
ft/s
|
67
m/s
|
219.81633
ft/s
|
68
m/s
|
223.09717
ft/s
|
69
m/s
|
226.37801
ft/s
|
70
m/s
|
229.65885
ft/s
|
71
m/s
|
232.93969
ft/s
|
72
m/s
|
236.22054
ft/s
|
73
m/s
|
239.50138
ft/s
|
74
m/s
|
242.78222
ft/s
|
75
m/s
|
246.06306
ft/s
|
76
m/s
|
249.3439
ft/s
|
77
m/s
|
252.62474
ft/s
|
78
m/s
|
255.90558
ft/s
|
79
m/s
|
259.18642
ft/s
|
80
m/s
|
262.46726
ft/s
|
81
m/s
|
265.7481
ft/s
|
82
m/s
|
269.02894
ft/s
|
83
m/s
|
272.30978
ft/s
|
84
m/s
|
275.59062
ft/s
|
85
m/s
|
278.87147
ft/s
|
86
m/s
|
282.15231
ft/s
|
87
m/s
|
285.43315
ft/s
|
88
m/s
|
288.71399
ft/s
|
89
m/s
|
291.99483
ft/s
|
90
m/s
|
295.27567
ft/s
|
91
m/s
|
298.55651
ft/s
|
92
m/s
|
301.83735
ft/s
|
93
m/s
|
305.11819
ft/s
|
94
m/s
|
308.39903
ft/s
|
95
m/s
|
311.67987
ft/s
|
96
m/s
|
314.96071
ft/s
|
97
m/s
|
318.24155
ft/s
|
98
m/s
|
321.5224
ft/s
|
99
m/s
|
324.80324
ft/s
|
100
m/s
|
328.08408
ft/s
|
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