速度是相对于参考框架的对象位置的变化速率。它以每次距离的单位（例如每秒米（m/s））进行测量。
1 km/s = 359,997,120.023 cm/h
1 cm/h = 2.7778e-9 km/s
例子:
将15 每秒公里转换为每小时厘米：
15 km/s = 5,399,956,800.346 cm/h
| 每秒公里 | 每小时厘米 |
|---|---|
| 0.01 km/s | 3,599,971.2 cm/h |
| 0.1 km/s | 35,999,712.002 cm/h |
| 1 km/s | 359,997,120.023 cm/h |
| 2 km/s | 719,994,240.046 cm/h |
| 3 km/s | 1,079,991,360.069 cm/h |
| 5 km/s | 1,799,985,600.115 cm/h |
| 10 km/s | 3,599,971,200.23 cm/h |
| 20 km/s | 7,199,942,400.461 cm/h |
| 30 km/s | 10,799,913,600.691 cm/h |
| 40 km/s | 14,399,884,800.922 cm/h |
| 50 km/s | 17,999,856,001.152 cm/h |
| 60 km/s | 21,599,827,201.382 cm/h |
| 70 km/s | 25,199,798,401.613 cm/h |
| 80 km/s | 28,799,769,601.843 cm/h |
| 90 km/s | 32,399,740,802.074 cm/h |
| 100 km/s | 35,999,712,002.304 cm/h |
| 250 km/s | 89,999,280,005.76 cm/h |
| 500 km/s | 179,998,560,011.52 cm/h |
| 750 km/s | 269,997,840,017.28 cm/h |
| 1000 km/s | 359,997,120,023.04 cm/h |
| 10000 km/s | 3,599,971,200,230.398 cm/h |
| 100000 km/s | 35,999,712,002,303.984 cm/h |
规则