Fastest speed attained by a manned rocket sled

Fastest speed attained by a manned rocket sled (1,017 km/h)

/fact/fastest-speed-attained-by-a-manned-rocket-sled

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If Fastest speed attained by a manned rocket sled (1,017 km/h) was a standard unit ...

Fastest speed attained by a helicopter (401 km/h)...more would be 2/5 of Fastest speed attained by a manned rocket sled
Fastest speed attained by a steam train (202.6 km/h)...more would be 1/5 of Fastest speed attained by a manned rocket sled
Comfortable driving speed (100 km/h)...more would be 1/10 of Fastest speed attained by a manned rocket sled
Top speed of a Blue Whale (50 km/h)...more would be 1/20 of Fastest speed attained by a manned rocket sled
Top speed of an African Bush Elephant (40 km/h)...more would be 1/25 of Fastest speed attained by a manned rocket sled
Top speed of a Great White shark (40 km/h)...more would be 1/25 of Fastest speed attained by a manned rocket sled
Top speed of an Eastern Gray Squirrel (20 km/h)...more would be 1/50 of Fastest speed attained by a manned rocket sled
Comfortable walking speed (5 km/h)...more would be 1/200 of Fastest speed attained by a manned rocket sled